| R4006 | WARNING: R4006 | elemtype ELEMENT id NOT REFERENCED IN ANY VOLUME |
| Cause: | Differential stiffness (used in PRESTRESS and BUCKLING solutions), element results, and grid point results will not be generated for a solid element unless it is referenced by a VOLUME command. A default VOLUME is generated, if not specified, that will reference all elements. | |
| Action: | Add the missing elements to an appropriate VOLUME. | |
| Remarks: | See Autodesk Nastran Reference Guide, Section 3, Case Control, for command format. |