abaqus四点弯曲不收敛

Too many attempts made for this increment

The analysis has been terminated due to previous errors. All output requests have been written for the last converged increment.

Abaqus/Standard Analysis exited with an error - Please see the  message file for possible error messages if the file exists.

Path based tracking is defined in contact pair (assembly__pickedsurf43,assembly_part-2-1_rigidsurface_). Path based tracking cannot be used with analytical rigid master surfaces, the state based tracking algorithm will be used instead.

Path based tracking is defined in contact pair (assembly__pickedsurf45,assembly_part-2-2_rigidsurface_). Path based tracking cannot be used with analytical rigid master surfaces, the state based tracking algorithm will be used instead.

Solver problem. Zero pivot when processing D.O.F. 1 of 1 nodes. The nodes have been identified in node set WarnNodeSolvProbZeroPiv_1_1_5_5_1.