Hi all. I'm sorry if using python-3.10 is not in your plan yet and this mail is inappropriate now. This is an error from a build of PETSc-3.15 in a Python-3.10.0b1 (on Fedora 35 , GCC-11.1.1): + make V=1 MAKE_NP=2 PETSC_DIR=/builddir/build/BUILD/petsc-3.15.0/petsc-3.15.0 PETSC_ARCH=x86_64 all /usr/bin/python3 ./config/gmakegen.py --petsc-arch=x86_64 /builddir/build/BUILD/petsc-3.15.0/petsc-3.15.0/./config/gmakegen.py:4: DeprecationWarning: The distutils package is deprecated and slated for removal in Python 3.12. Use setuptools or check PEP 632 for potential alternatives from distutils.sysconfig import parse_makefile /builddir/build/BUILD/petsc-3.15.0/petsc-3.15.0/./config/gmakegen.py:4: DeprecationWarning: The distutils.sysconfig module is deprecated, use sysconfig instead from distutils.sysconfig import parse_makefile Traceback (most recent call last): File "/builddir/build/BUILD/petsc-3.15.0/petsc-3.15.0/./config/gmakegen.py", line 345, in <module> main(petsc_arch=opts.petsc_arch, pkg_dir=opts.pkg_dir, pkg_name=opts.pkg_name, pkg_arch=opts.pkg_arch, pkg_pkgs=opts.pkg_pkgs, output=opts.output, verbose=opts.verbose) File "/builddir/build/BUILD/petsc-3.15.0/petsc-3.15.0/./config/gmakegen.py", line 328, in main petsc.summary() File "/builddir/build/BUILD/petsc-3.15.0/petsc-3.15.0/./config/gmakegen.py", line 255, in summary self.mistakes.summary() File "/builddir/build/BUILD/petsc-3.15.0/petsc-3.15.0/./config/gmakegen.py", line 79, in summary raise RuntimeError('PETSc makefiles contain mistakes or files are missing on filesystem.\n%s\nPossible reasons:\n\t1. Files were deleted locally, try "hg revert filename" or "git checkout filename".\n\t2. Files were deleted from repository, but were not removed from makefile. Send mail to [email protected].\n\t3. Someone forgot to "add" new files to the repository. Send mail to [email protected].' % ('\n'.join(self.mistakes))) RuntimeError: PETSc makefiles contain mistakes or files are missing on filesystem. Makefile contains directory not on filesystem: /builddir/build/BUILD/petsc-3.15.0/petsc-3.15.0/src/sys: ['\\'] Makefile contains directory not on filesystem: /builddir/build/BUILD/petsc-3.15.0/petsc-3.15.0/src/mat/impls/aij/seq: ['\\'] Makefile contains directory not on filesystem: /builddir/build/BUILD/petsc-3.15.0/petsc-3.15.0/src/ksp/ksp/impls: ['\\'] Makefile contains directory not on filesystem: /builddir/build/BUILD/petsc-3.15.0/petsc-3.15.0/src/ksp/pc/impls: ['ml\\'] Makefile contains directory not on filesystem: /builddir/build/BUILD/petsc-3.15.0/petsc-3.15.0/src/tao/complementarity/impls: ['#', 'isls', 'rscs'] Possible reasons: 1. Files were deleted locally, try "hg revert filename" or "git checkout filename". 2. Files were deleted from repository, but were not removed from makefile. Send mail to [email protected]. 3. Someone forgot to "add" new files to the repository. Send mail to [email protected]. gmakefile:67: x86_64/lib/petsc/conf/files: No such file or directory Can you say me what's cause it? (Same configuration works with Python-3.9)? Regards. -- --- Antonio Trande Fedora Project mailto: [email protected] GPG key: 0x29FBC85D7A51CC2F GPG key server: https://keys.gnupg.net/