1[0]PETSC ERROR: --------------------- Error Message -------------------------------------------------------------- 2[0]PETSC ERROR: Write to file failed 3[0]PETSC ERROR: Error in fflush() due to "Bad file descriptor" 4[0]PETSC ERROR: See https://petsc.org/release/faq/ for trouble shooting. 5[0]PETSC ERROR: #1 PetscFFlush() at mprint.c:0 6[0]PETSC ERROR: #2 PetscVFPrintfDefault() at mprint.c:0 7[0]PETSC ERROR: #3 PetscVFPrintf_Private() at mprint.c:0 8[0]PETSC ERROR: #4 PetscFPrintf() at mprint.c:0 9[0]PETSC ERROR: #5 main() at ex73.c:0 10[0]PETSC ERROR: ----------------End of Error Message -------send entire error message to petsc-maint@mcs.anl.gov---------- 11