| T2263 | FATAL ERROR: T2263 | PRESTRESS ANALYSIS REQUIRES A MINIMUM OF TWO SUBCASES |
| Cause: | A prestress analysis was attempted with no prestress subcase defined. | |
| Action: | Specify an additional (initial) subcase which references the prestress loading and boundary conditions. For nonlinear prestress solutions, multiple subcases are permitted. | |
| Remarks: | See Autodesk Nastran Reference Guide, Section 3, Case Control, for SUBCASE command format. |