(In reply to Ludwig Nussel from comment #24) > chroot /mnt /usr/libexec/convertfs The execution succeeded for this shell script a moment ago. But I am still looking for further solution approaches according to the following information from a YaST2 error message for my software distribution upgrade attempt. Subprocess failed. Error: RPM failed: error: unpacking of archive failed on file /var/mail: cpio: File from package already exists as a directory in system error: filesystem-84.87-2.1.x86_64: install failed error: filesystem-15.5-40.1.x86_64: erase skipped