I also installed clang-9, and calculation of upgrade is running fine. Finally I can update. Thank you all especially Brian-Murray.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1886748 Title: upgrade from 18.04 to 20.04 fails to calculate if libomp5 is installed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/llvm-toolchain-10/+bug/1886748/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs