LS-DYNA中用壳-cohesive-壳报错？
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Beginning of keyword reader 12/23/25 22:19:31
LS-DYNA中用壳-cohesive（实体+MAT138材料）-壳做冲击，报警告，计算完后，壳-cohesive）-壳这个层合板直接消失。
*** Warning 40864 (SOL+864)
Segment based contact stiffness was reduced due to
an increasing solution time step. The new time step for
the stiffness calculation is 1.0895E-03
Contact Interface # 1
*** Warning 40864 (SOL+864)
Segment based contact stiffness was reduced due to
an increasing solution time step. The new time step for
the stiffness calculation is 1.3183E-03
Contact Interface # 1
*** Warning 40864 (SOL+864)
Segment based contact stiffness was reduced due to
an increasing solution time step. The new time step for
the stiffness calculation is 1.5951E-03
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