各位大佬，ANSYS 划分网格存在问题，如何解决？

各路大神，ansys小白在线求助

如下所示：

a mapped mesh has been requested with anelement type that  only supports tetrahedral shapes.mapped meshing does  not support tetrahedral elements.either change element type or change to free mesher  with MSHK,0.

除了将网格划分形式改为0外，还有什么办法吗？