粘性单元案例

xuanshenyu

论坛里有大神用粘性单元做过案例计算吗？
第一次用粘性单元，不是太多一直报错
如下
*** Warning 40637 (SOL+637)
     The bottom of cohesive element 28429
     is not attached to an adjacent element.

*** Warning 40640 (SOL+640)
     The top of cohesive element 28429
     is attached to cohesive element 28430

*** Error 40635 (SOL+635)
     Attempted automatic renumbering failed
     for cohesive element 28429

*** Warning 40639 (SOL+639)
     The bottom of cohesive element 28430
     is attached to cohesive element 28429

*** Error 40635 (SOL+635)
     Attempted automatic renumbering failed
     for cohesive element 28430