| T2206 | FATAL ERROR: T2206 | COMPOSITE SHELL ELEMENT PROPERTY ID idNOT UNIQUE |
| Cause: | Property identification number id is referenced more than once on a PCOMP property Bulk Data entry. | |
| Action: | Change the identification number to a unique value. | |
| Remarks: | See Autodesk Nastran Reference Guide, Section 4, Bulk Data, for entry format. |