I am running a very simple composite optimization analysis in optistruct but receiving following error
*** ERROR # 6896 *** Programming error, variable move limit calculated by movelmt0 is invalid.
I am also attaching the output file. some details are pasted below:
COMPOSITE MANUFACTURING CONSTRAINTS
----------------------------------------------------------------------------
User-ID Constraint Information Status Max Avg Pct
Type Bound Group Elem Viol. Viol. Viol.
----------------------------------------------------------------------------
1 LAMTHK LOWER ALL Violated 85.6 85.6 100.0
----------------------------------------------------------------------------
Lower limit of variable 1 is larger than its upper limit: 0.6250E+01 > 0.1000E+01
Lower limit of variable 2 is larger than its upper limit: 0.6250E+01 > 0.1000E+01
Lower limit of variable 3 is larger than its upper limit: 0.6250E+01 > 0.1000E+01
Lower limit of variable 4 is larger than its upper limit: 0.6250E+01 > 0.1000E+01
Lower limit of variable 5 is larger than its upper limit: 0.6250E+01 > 0.1000E+01
Lower limit of variable 6 is larger than its upper limit: 0.6250E+01 > 0.1000E+01
Lower limit of variable 7 is larger than its upper limit: 0.6250E+01 > 0.1000E+01
Lower limit of variable 8 is larger than its upper limit: 0.6250E+01 > 0.1000E+01
Lower limit of variable 9 is larger than its upper limit: 0.6250E+01 > 0.1000E+01
Lower limit of variable 10 is larger than its upper limit: 0.6250E+01 > 0.1000E+01
Lower limit of variable 11 is larger than its upper limit: 0.6250E+01 > 0.1000E+01
In freesize min lam thickness is 5 and max is 12, If I turn this off then the error goes away. But why is this as i need to enforce a thickness limits?
Can someone let me know what cause this error?
Unable to find an attachment - read this blog