| S1104 | WARNING: S1104 | UNRECOGNIZED COMMAND LINE ARGUMENT |
| Cause: | Either the directive contains a syntax error or is no longer supported. | |
| Action: | Check the directive syntax and that the value specified is within the allowable limits. | |
| Remarks: | See Autodesk Nastran Reference Guide, Section 1, NASTRAN Command Line, for more information. |