| T2072 | FATAL ERROR: T2072 | NON-SINGULAR FLEXIBILITY MATRIX REQUIRED FOR GENERAL ELEMENT |
| Cause: | A GENEL Bulk Data entry was specified using the flexibility option. A non-singular flexibility matrix is required. | |
| Action: | Correct the Bulk Data entry by verifying the input matrix. | |
| Remarks: | See Autodesk Nastran Reference Guide, Section 4, Bulk Data, for entry format. |