workbench画好的网格导入fluent检查之后失败的问题怎么解决？

 Checking mesh........................

WARNING: Unassigned interface zone detected for interface 9...

Done.

WARNING: Mesh check failed.

To get more detailed information about the mesh check failure

increase the mesh check verbosity via the TUI command

/mesh/check-verbosity.

求助这个问题应该怎么解决呢？我是刚接触，照着别人的一步步来，结果出现这样的问题，我是一点都不懂，请各位高手教一下