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− | Normally Gaussian will terminate with a line such as
| + | This page has been moved to the Compute Canada documentation wiki, and is available there at [https://docs.computecanada.ca/wiki/Gaussian_error_messages Gaussian error messages]. |
− | <nowiki>
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− | Job cpu time: 0 days 6 hours 57 minutes 42.2 seconds.
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− | File lengths (MBytes): RWF= 4743 Int= 0 D2E= 0 Chk= 9 Scr= 1
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− | Normal termination of Gaussian 98.
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− | </nowiki>
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− | If a job fails without producing an error message (but with a normal looking output), it usually means that the job exceeded the allocated time (h_rt=HH:MM:SS) or, more rarely, that your disk quota has been exceeded.
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| | | |
− | == Erroneous Write ==
| + | March 9, 2018 |
− | '''Description of Error''' <br />
| |
− | | |
− | Near the end of the output, it reads something similar to
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− | | |
− | <nowiki>
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− | Erroneous write. write 2594304 instead of 4620800.
| |
− | </nowiki>
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− | | |
− | or
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− | | |
− | <nowiki>
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− | Erroneous write. write -1 instead of 3648000.
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− | | |
− | fd = 4
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− | writwa
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− | writwa: No space left on device
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− | </nowiki>
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− | | |
− | | |
− | '''Explanation of Error'''<br />
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− | | |
− | Typically, this occurs when you have run out of disk space. This could potentially occur if the disk is physically full, or if you have exceeded your quota, or (more rarely) a network drive is unavailable because of a communications disruption.
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− | | |
− | '''Fixing the Error'''<br />
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− | | |
− | * Check your disk quota (quota) and disk space (df -k, du -sk). Delete unnecessary files, or <br />
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− | * Your job may simply be too big to run on current hardware. Try using a smaller basis set.
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− | <br />
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− | --[[User:Cpye|Cpye]] 18:12, September 3, 2013 (ADT)
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− | | |
− | == Link 9999 ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get lines such as
| |
− | <nowiki>
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− | Error termination request processed by link 9999.
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− | Error termination via Lnk1e in /disc30/g98/l9999.exe.
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− | </nowiki>
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− | | |
− | A few pages above, you get a line such as
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− | | |
− | <nowiki>
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− | Maximum Force 0.020301 0.000450 NO
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− | RMS Force 0.007068 0.000300 NO
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− | Maximum Displacement 0.078972 0.001800 NO
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− | RMS Displacement 0.023716 0.001200 NO
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− | Predicted change in Energy=-3.132299D-05
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− | Optimization stopped.
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− | -- Number of steps exceeded, NStep= 34
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− | -- Flag reset to prevent archiving.
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− | ----------------------------
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− | ! Non-Optimized Parameters !
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− | ! (Angstroms and Degrees) !
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | This means that the Gaussian job terminated abnormally in some fashion. Typically, it means that a geometry optimization has not converged. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | Geometry optimizations usually fail to converge for one of a few reasons.
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− | * If your initial starting structure is not good, then one should ask if you can provide a better starting structure, for example, one optimized at a lower level of theory. However, if it looks as if the structure is converging to what you want, as seen in your visualizer of choice, then one should restart the optimization from the last step, for example by using geom=allcheck in the route line, and it generally is a good idea to also use opt=CalcFC in these situations if it is not too expensive (say HF or DFT).
| |
− | * If your starting force constants (Hessian) is poor, use a better one. This typically manifests itself when they vary a lot between levels, or if there is a large geometry change during the optimization. One can carry out a series of linked jobs (--Link1--). If you have a previous job, then usually Opt=ReadFC works well, but occasionally Opt=CalcFC, or rarely Opt=CalcAll are needed. In these cases, the forces are often converged, but the steps are not, and the final output will look like
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− | <nowiki>
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− | Item Value Threshold Converged?
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− | Maximum Force 0.000401 0.000450 YES
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− | RMS Force 0.000178 0.000300 YES
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− | Maximum Displacement 0.010503 0.001800 NO
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− | RMS Displacement 0.003163 0.001200 NO
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− | </nowiki>
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− | * Rarely, the coordinate system itself may be at fault. If z-matrix coordinates are being used, then in some cases, poor choices can be made, which result in angles, or three consecutive atoms of the four atoms used to define a torsion angle (dihedral angle) may be collinear (the angle is close to 0 or 180 degrees), which can give problems. In this case one can either formulate a better z-matrix or use the default redundant internal coordinates.
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− | * If these methods fail, another option would be to change the optimization method from the default to another type, such as opt=ef (if the number of variables is less than 50) or opt=gdiis (for floppy molecules).
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− | --[[User:Cpye|Cpye]] 18:15, September 3, 2013 (ADT)
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− | | |
− | == angle Alpha is outside the valid range of 0 to 180. ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get a line such as
| |
− | <nowiki>
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− | ------------------------------------------------------------------------
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− | Error termination via Lnk1e in /disc30/g98/l716.exe.
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− | </nowiki>
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− | The lines above will be a z-matrix, above which will contain lines such as
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− | <nowiki>
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− | Error on Z-matrix card number 9
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− | angle Alpha is outside the valid range of 0 to 180.
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− | Conversion from Z-matrix to cartesian coordinates failed:
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− | ------------------------------------------------------------------------
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− | Z-MATRIX (ANGSTROMS AND DEGREES)
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− | CD Cent Atom N1 Length/X N2 Alpha/Y N3 Beta/Z J
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− | ------------------------------------------------------------------------
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− | ...
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− | 9 9 H 8 0.962154( 8) 1 -1.879( 16) 2 0.000( 23) 0
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− | ...
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | This means that the Gaussian job terminated abnormally because an angle x in the z-matrix optimized to become outside the allowed range of 0 < x < 180. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | This can happen if there are large geometry changes in a molecule, especially one composed of interacting fragments, and one must either re-define the z-matrix, or use a different coordinate system. <br />
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− | --[[User:Cpye|Cpye]] 18:24, September 3, 2013 (ADT)
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− | | |
− | == Reading basis center ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get a line such as
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− | <nowiki>
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− | End of file reading basis center.
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− | Error termination via Lnk1e in /disc30/g98/l301.exe.
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− | Job cpu time: 0 days 0 hours 0 minutes 1.9 seconds.
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− | File lengths (MBytes): RWF= 11 Int= 0 D2E= 0 Chk= 10 Scr= 1
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | This is an input error. You are attempting to read in a general basis set but you forgot to put in the basis set. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | Put in the basis set, or remove the gen from the route line and specify an internal basis set.<br />
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− | --[[User:Cpye|Cpye]] 19:02, September 3, 2013 (ADT)
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− | | |
− | == Error 5. Operation on file out of range ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get a line such as
| |
− | <nowiki>
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− | Error termination in NtrErr:
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− | NtrErr Called from FileIO.
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− | </nowiki>
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− | Above this, you have something like
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− | <nowiki>
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− | Operation on file out of range.
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− | FileIO: IOper= 2 IFilNo(1)=-19999 Len= 1829888 IPos= -900525056 Q= 4352094416
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− | | |
− | | |
− | dumping /fiocom/, unit = 1 NFiles = 109 SizExt = 524288 WInBlk = 1024
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− | defal = T LstWrd = 7437256704 FType=2 FMxFil=10000
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− | </nowiki>
| |
− | ...
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− | a lot of numbers <br />
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− | '''Explanation of Error'''<br />
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− | This typically happens when you try to retrieve something from the checkpoint file (Opt=ReadFC or guess=read or geom=allcheck/modify) that is not there, either because you did not calculate it previously, or you ran out of disk space/time in the middle of a job and the information needed wasn't written to the checkpoint file. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | Don't ask for the information in the checkpoint file (i.e. re-calculate or type in what you need)<br />
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− | == Error 6. End of file in GetChg ==
| |
− | '''Description of Error''' <br />
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− | At the end of your output, you get a line such as
| |
− | <nowiki>
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− | Symbolic Z-matrix:
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− | End of file in GetChg.
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− | Error termination via Lnk1e in /disc30/g98/l101.exe.
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− | Job cpu time: 0 days 0 hours 0 minutes 0.5 seconds.
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− | File lengths (MBytes): RWF= 6 Int= 0 D2E= 0 Chk= 11 Scr= 1
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | You have specified an input in which the charge/multiplicity line is required, but you forgot to put it in. Alternatively, you meant to read the charge/multiplicity from the checkpoint, but forgot to put geom=allcheck in the route section. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | Put the charge/multiplicity line in, or put geom=allcheck in the route section. <br />
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− | | |
− | == Error 7. Change in point group or standard orientation ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get a line such as
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− | <nowiki>
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− | Stoichiometry CdH14O7(2+)
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− | Framework group C2[C2(CdO),X(H14O6)]
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− | Deg. of freedom 30
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− | Full point group C2 NOp 2
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− | Omega: Change in point group or standard orientation.
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− | | |
− | Error termination via Lnk1e in /disc30/g98/l202.exe.
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− | Job cpu time: 0 days 3 hours 35 minutes 40.8 seconds.
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− | File lengths (MBytes): RWF= 58 Int= 0 D2E= 0 Chk= 19 Scr= 1
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | During the optimization process, either the standard orientation or the point group of the molecule has changed. If the former, a visualization program will show this as a sudden flipping of the structure (typically by 180 degrees). <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | * This can indicate that your z-matrix is not correctly specified, if you go from a point group (e.g C2v) to a subgroup of the point group (C2 or Cs or C1).
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− | * If the point group here is correct, it could indicate that your starting structure had too high symmetry and you should desymmetrize it.
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− | * (Rare) If the point group here is incorrect (of higher symmetry), then your z-matrix should be reformulated with more symmetry. <br />
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− | | |
− | * If you don't care about symmetry, then you could turn symmetry completely off. <br />
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− | | |
− | == Error 8. Unrecognized atomic symbol ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get a line such as
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− | <nowiki>
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− | General basis read from cards: (6D, 7F)
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− | Unrecognized atomic symbol ic2
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− | Error termination via Lnk1e in /disc30/g98/l301.exe.
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− | Job cpu time: 0 days 0 hours 0 minutes 1.6 seconds.
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− | File lengths (MBytes): RWF= 6 Int= 0 D2E= 0 Chk= 12 Scr= 1
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | You are reading in a general basis set, but the atom specified (in the above example, ic2) does not match any standard atomic symbol. This can also happen in a link job if a previous step uses default coordinates (which wipes the z-matrix) and then you try to modify the z-matrix with geom=modify. The z-matrix variable section is ignored, but it may be attempted to be interpreted as basis set information.<br />
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− | | |
− | '''Fixing the Error'''<br />
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− | Type in the correct atomic symbol. <br />
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− | | |
− | == Error 9. Convergence failure -- run terminated ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get a line such as
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− | <nowiki>
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− | >>>>>>>>>> Convergence criterion not met.
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− | SCF Done: E(RHF) = -2131.95693715 A.U. after 257 cycles
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− | Convg = 0.8831D-03 -V/T = 2.0048
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− | S**2 = 0.0000
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− | Convergence failure -- run terminated.
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− | Error termination via Lnk1e in /disc30/g98/l502.exe.
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− | Job cpu time: 0 days 0 hours 5 minutes 0.5 seconds.
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− | File lengths (MBytes): RWF= 15 Int= 0 D2E= 0 Chk= 8 Scr= 1
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− | </nowiki>
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− | | |
− | or
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− | | |
− | <nowiki>
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− | >>>>>>>>>> Convergence criterion not met.
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− | SCF Done: E(UHF) = -918.564956094 A.U. after 65 cycles
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− | Convg = 0.4502D-04 -V/T = 2.0002
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− | S**2 = 0.8616
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− | Annihilation of the first spin contaminant:
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− | S**2 before annihilation 0.8616, after 0.7531
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− | Convergence failure -- run terminated.
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− | Error termination via Lnk1e in /disc30/g98/l502.exe.
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− | Job cpu time: 0 days 0 hours 3 minutes 56.2 seconds.
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− | File lengths (MBytes): RWF= 11 Int= 0 D2E= 0 Chk= 8 Scr= 1
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− | </nowiki>
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− | | |
− | '''Explanation of Error'''<br />
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− | The SCF (self-consistent field) procedure has failed to converge. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | The SCF procedure might fail to converge if a poor guess is provided for the molecular orbitals.
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− | * Try using a better guess (guess=read) by carrying out an SCF using the same starting structure, but at a lower level of theory such as HF/STO-3G.
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− | * If this doesn't work, one could try using an alternate SCF converger such as SCF=QC or SCF=XQC (if you expect difficulties before you start running).<br />
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− | In some cases, a poor geometry can result in an unconverged SCF, if a bond is way too long or too short.
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− | * Fixing the initial geometry may fix the problem. <br />
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− | In some cases, the optimizer itself takes a bad step, resulting in this error.
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− | * Resubmitting the job with the penultimate (or another) point and a newly evaluated Hessian can fix this. <br />
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− | | |
− | == Error 10. FOPT requested but ... ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get a line such as
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− | <nowiki>
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− | FOPT requested but NVar= 29 while NDOF= 15.
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− | Error termination via Lnk1e in /disc30/g98/l202.exe.
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− | Job cpu time: 0 days 0 hours 0 minutes 1.3 seconds.
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− | File lengths (MBytes): RWF= 11 Int= 0 D2E= 0 Chk= 1 Scr= 1
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | You have requested a full optimization (FOpt), including checking the variables to make sure the correct number are present. The check indicates that there is an error. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | If NDOF is less than NVar, then it means that the molecule is being run in a lower symmetry than it actually is, and you should consider running it with higher symmetry.
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− | If NVar is less than NDIF, it usually means that your z-matrix has too many constraints, not appropriate to the actual symmetry.
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− | You can bypass the check using Opt instead of FOpt, but this is not recommended.
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− | | |
− | == Error 11. Unable to project read-in occupied orbitals. ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get lines such as
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− | <nowiki>
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− | Initial guess read from the checkpoint file:
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− | BiAq7_3+_C2.chk
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− | Unable to project full set of read-in orbitals.
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− | Projecting just the 36 occupied ones.
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− | Unable to project read-in occupied orbitals.
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− | Error termination via Lnk1e in /disc30/g98/l401.exe.
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− | Job cpu time: 0 days 0 hours 0 minutes 29.5 seconds.
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− | File lengths (MBytes): RWF= 18 Int= 0 D2E= 0 Chk= 17 Scr= 1
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | You are reading in a molecular-orbital guess from the checkpoint file, but the projection from the old to the new basis set has failed. This can happen if certain pseudopotential basis sets (CEP-121G*) are used with polarization functions where no polarization functions actually exist. In some cases Gaussian uses a placeholder polarization functions with zero exponent. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | * Don't use CEP-121G*, use CEP-121G for the elements in question (it is the same as CEP-121G for many elements)
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− | * A workaround is not to use the guess. <br />
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− | | |
− | == Error 12. KLT.ge.NIJTC in GetRSB. ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get lines such as
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− | <nowiki>
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− | (rs|ai) integrals will be sorted in core.
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− | KLT.ge.NIJTC in GetRSB.
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− | Error termination via Lnk1e in /disc30/g98/l906.exe.
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− | Job cpu time: 0 days 0 hours 0 minutes 32.7 seconds.
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− | File lengths (MBytes): RWF= 514 Int= 0 D2E= 0 Chk= 10 Scr= 1
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | The MP2 calculation has failed. It may be related to the pseudopotential problem above. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | Don't use CEP-121G*, use CEP-121G for the elements in question (it is the same as CEP-121G for many elements)<br />
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− | | |
− | == Error 13. Symbol XXX not found in Z-matrix. ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get lines such as
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− | <nowiki>
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− | Symbol "H3NNN" not found in Z-matrix.
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− | Error termination via Lnk1e in /disc30/g98/l101.exe.
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− | Job cpu time: 0 days 0 hours 0 minutes 0.5 seconds.
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− | File lengths (MBytes): RWF= 6 Int= 0 D2E= 0 Chk= 14 Scr= 1
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | This is an input error. You have typed in a variable name (in the above example, H3NNN) that is not in the z-matrix. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | Either type the correct symbol, or add it to the z-matrix, as required. <br />
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− | | |
− | == Error 14. Variable X has invalid number of steps. ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get lines such as
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− | <nowiki>
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− | Scan the potential surface.
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− | Variable Value No. Steps Step-Size
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− | -------- ----------- --------- ---------
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− | Variable 1 has invalid number of steps -1.
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− | Error termination via Lnk1e in /disc30/g98/l108.exe.
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− | Job cpu time: 0 days 0 hours 0 minutes 0.7 seconds.
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− | File lengths (MBytes): RWF= 11 Int= 0 D2E= 0 Chk= 13 Scr= 1
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | This is an input error. You are attempting to do a generate rigid potential energy scan. Most likely, you have two blank lines instead of one between the z-matrix and the variables. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | Delete the extra blank line. <br />
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− | | |
− | == Error 15. Problem with the distance matrix. ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get lines such as
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− | <nowiki>
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− | Problem with the distance matrix.
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− | Error termination via Lnk1e in /disc30/g98/l202.exe.
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− | Job cpu time: 0 days 9 hours 11 minutes 14.3 seconds.
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− | File lengths (MBytes): RWF= 634 Int= 0 D2E= 0 Chk= 10 Scr= 1
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | This can be an input error. At least two atoms are too close together, with the list given above. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | You will need to check variables and the z-matrix of the atoms in question to make sure there are no atoms closed together. This can be a result of a missing minus sign in a torsion for molecules with planes of symmetry, in which the two atoms related by the plane of symmetry are now coincident (if distance is exactly 0). <br />
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− | | |
− | == Error 16. End of file in ZSymb. ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get lines such as
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− | <nowiki>
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− | Symbolic Z-matrix:
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− | Charge = 0 Multiplicity = 1
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− | End of file in ZSymb.
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− | Error termination via Lnk1e in /disc30/g98/l101.exe.
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− | Job cpu time: 0 days 0 hours 0 minutes 0.6 seconds.
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− | File lengths (MBytes): RWF= 6 Int= 0 D2E= 0 Chk= 9 Scr= 1
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | This is an input error. It can't find the z-matrix. Most likely you intended to get the z-matrix and parameters from the checkpoint file, but forgot to type geom=check. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | Add geom=check. <br />
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− | | |
− | == Error 17. Linear search skipped for unknown reason. ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get lines such as
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− | <nowiki>
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− | RFO could not converge Lambda in 999 iterations.
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− | Linear search skipped for unknown reason.
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− | Error termination via Lnk1e in /disc30/g98/l103.exe.
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− | Job cpu time: 0 days 7 hours 9 minutes 17.0 seconds.
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− | File lengths (MBytes): RWF= 21 Int= 0 D2E= 0 Chk= 6 Scr= 1
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− | </nowiki>
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− | '''Explanation of Error'''<br />
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− | The rational function optimization was not successful during a linear search. Most likely the Hessian is no longer valid. <br />
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− | | |
− | '''Fixing the Error'''<br />
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− | Restart optimization using Opt=CalcFC. <br />
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− | | |
− | == Error 18. Variable index of 3000 on card XXX is out of range, NVar=XX. ==
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− | '''Description of Error''' <br />
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− | At the end of your output, you get lines such as
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− | <nowiki>
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− | Variable index of 3000 on card 15 is out of range, NVar= 42.
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− | Termination in UpdVr1.
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− | Error termination via Lnk1e in /disc30/g98/l101.exe.
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− | Job cpu time: 0 days 0 hours 0 minutes 0.5 seconds.
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− | File lengths (MBytes): RWF= 11 Int= 0 D2E= 0 Chk= 8 Scr= 1
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− | </nowiki>
| |
− | '''Explanation of Error'''<br />
| |
− | This is an input error. You forgot to add a variable in your Z-matrix to your list. In the above example, it is a variable which defines atom #15. <br />
| |
− | | |
− | '''Fixing the Error'''<br />
| |
− | Add the variable. <br />
| |
− | | |
− | == Error 19. Unknown center XXX ==
| |
− | '''Description of Error''' <br />
| |
− | At the end of your output, you get lines such as
| |
− | <nowiki>
| |
− | Unknown center X
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− | Error termination via Lnk1e in /disc30/g98/l101.exe.
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− | Job cpu time: 0 days 0 hours 0 minutes 0.5 seconds.
| |
− | File lengths (MBytes): RWF= 6 Int= 0 D2E= 0 Chk= 8 Scr= 1
| |
− | </nowiki>
| |
− | '''Explanation of Error'''<br />
| |
− | This is an input error. You are trying to define an atom in a Z-matrix using another non-existent atom (in the above example, X) <br />
| |
− | | |
− | '''Fixing the Error'''<br />
| |
− | Fix the atom name. <br />
| |
− | | |
− | == Error 20. Determination of dummy atom variables in z-matrix conversion failed. ==
| |
− | '''Description of Error''' <br />
| |
− | At the end of your output, you get lines such as
| |
− | <nowiki>
| |
− | Error termination request processed by link 9999.
| |
− | Error termination via Lnk1e in /disc30/g98/l9999.exe.
| |
− | Job cpu time: 0 days 1 hours 53 minutes 10.4 seconds.
| |
− | File lengths (MBytes): RWF= 20 Int= 0 D2E= 0 Chk= 11 Scr= 1
| |
− | </nowiki>
| |
− | and just before
| |
− | <nowiki>
| |
− | Determination of dummy atom variables in z-matrix conversion failed.
| |
− | Determination of dummy atom variables in z-matrix conversion failed.
| |
− | NNew= 6.03366976D+01 NOld= 5.07835896D+01 Diff= 9.55D+00
| |
− | </nowiki>
| |
− | '''Explanation of Error'''<br />
| |
− | The conversion from redundant internal coordinates to Z-matrix coordinates failed because of the dummy atoms. You will have to make do with the Cartesion coordinates. <br />
| |
− | | |
− | '''Fixing the Error'''<br />
| |
− | The geometry optimization converged, but Gaussian couldn't convert back to the input z-matrix. <br />
| |