Hi all, I could successfully compile PETSc on Windows with Intel OneAPI C/C++ and Fortran compilers, however, when I tried to make a check after the successful installation, I got the following error message. I have also attached the configuration file. make PETSC_DIR=/home/ngh/petsc PETSC_ARCH=intel-petsc-tag-v3.20.1 check Running PETSc check examples to verify correct installation Using PETSC_DIR=/home/ngh/petsc and PETSC_ARCH=intel-petsc-tag-v3.20.1 Possible error running C/C++ src/snes/tutorials/ex19 with 1 MPI process See https://petsc.org/release/faq/ =================================================================================== = BAD TERMINATION OF ONE OF YOUR APPLICATION PROCESSES = RANK 0 PID 13384 RUNNING AT BLRLAP1521 = EXIT STATUS: -1073741819 (c0000005) =================================================================================== Possible error running C/C++ src/snes/tutorials/ex19 with 2 MPI processes See https://petsc.org/release/faq/ =================================================================================== = BAD TERMINATION OF ONE OF YOUR APPLICATION PROCESSES = RANK 0 PID 20616 RUNNING AT BLRLAP1521 = EXIT STATUS: -1073741819 (c0000005) =================================================================================== =================================================================================== = BAD TERMINATION OF ONE OF YOUR APPLICATION PROCESSES = RANK 1 PID 16900 RUNNING AT BLRLAP1521 = EXIT STATUS: -1073741819 (c0000005) =================================================================================== Possible error running Fortran example src/snes/tutorials/ex5f with 1 MPI process See https://petsc.org/release/faq/ forrtl: severe (157): Program Exception - access violation Image PC Routine Line Source ex5f.exe 00007FF661DB569B Unknown Unknown Unknown ex5f.exe 00007FF661A760AF Unknown Unknown Unknown ex5f.exe 00007FF6619E6EBD Unknown Unknown Unknown ex5f.exe 00007FF6619C6294 Unknown Unknown Unknown ex5f.exe 00007FF6619C3152 Unknown Unknown Unknown ex5f.exe 00007FF6619C1051 Unknown Unknown Unknown ex5f.exe 00007FF662C3C16E Unknown Unknown Unknown ex5f.exe 00007FF662C3CA50 Unknown Unknown Unknown KERNEL32.DLL 00007FFB12187344 Unknown Unknown Unknown ntdll.dll 00007FFB140C26B1 Unknown Unknown Unknown Completed PETSc check examples Error while running make check make[1]: *** [makefile:132: check] Error 1 make: *** [GNUmakefile:17: check] Error 2 Regards, mnh