Public bug reported: Singularity doesn't start, as it tries to exec "python" instead of "python2" in its startup script:
$ singularity /usr/games/singularity: 4: exec: python: not found Changing "python" to "python2" in /usr/games/singularity fixes the issue. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: singularity 0.30c-1 ProcVersionSignature: Ubuntu 5.4.0-18.22-generic 5.4.24 Uname: Linux 5.4.0-18-generic x86_64 ApportVersion: 2.20.11-0ubuntu21 Architecture: amd64 CurrentDesktop: KDE Date: Thu Mar 26 11:42:53 2020 InstallationDate: Installed on 2016-11-26 (1215 days ago) InstallationMedia: Kubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.1) PackageArchitecture: all SourcePackage: singularity UpgradeStatus: Upgraded to focal on 2020-03-06 (20 days ago) ** Affects: singularity (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1869183 Title: singularity doesn't find python binary To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/singularity/+bug/1869183/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs