Comment 1 for bug 1897778

This bug was fixed in the package ubuntu-release-upgrader - 1:20.10.12

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ubuntu-release-upgrader (1:20.10.12) groovy; urgency=medium

  [ Chad Smith ]
  * data/mirrors.cfg: add ubuntu advantage pro PPA url as valid mirror
    (LP: #1893717)
  * DistUpgrade/DistUpgradeController.py: release cache lock during
    runPostInstallScripts (LP: #1897778)

  [ Brian Murray ]
  * DistUpgrade/DistUpgradeQuirks.py: In addition to quirking python-minimal
    we also need to quirk python-dbg. (LP: #1887544)
  * Update demotions and mirrors data.

 -- Chad Smith <email address hidden> Tue, 22 Sep 2020 16:59:52 -0600