# PCFailedReason
indicates type of `PC` failure 
## Synopsis
```
typedef enum {
  PC_SETUP_ERROR = -1,
  PC_NOERROR,
  PC_FACTOR_STRUCT_ZEROPIVOT,
  PC_FACTOR_NUMERIC_ZEROPIVOT,
  PC_FACTOR_OUTMEMORY,
  PC_FACTOR_OTHER,
  PC_INCONSISTENT_RHS,
  PC_SUBPC_ERROR
} PCFailedReason;
```



## Developer Note
Any additions/changes here MUST also be made in include/petsc/finclude/petscpc.h


## See Also
 [](sec_pc), `PC`

## Level
beginner

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/include/petscpctypes.h.html#PCFailedReason">include/petscpctypes.h</A>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/include/petscpctypes.h)


[Index of all PC routines](index.md)  
[Table of Contents for all manual pages](/docs/manualpages/index.md)  
[Index of all manual pages](/docs/manualpages/singleindex.md)  
