Here's the Traceback:
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/apt/cache.py", line 194, in __getitem__
return self._weakref[key]
File "/usr/lib/python3.5/weakref.py", line 131, in __getitem__
o = self.data[key]()
KeyError: 'ubuntu-desktop'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/apt/cache.py", line 198, in __getitem__
rawpkg = self._cache[key]
KeyError: 'ubuntu-desktop'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/tmp/ubuntu-release-upgrader-wtsb6vse/bionic", line 8, in <module>
sys.exit(main())
File "/tmp/ubuntu-release-upgrader-wtsb6vse/DistUpgrade/DistUpgradeMain.py",
line 238, in main
if app.run():
File
"/tmp/ubuntu-release-upgrader-wtsb6vse/DistUpgrade/DistUpgradeController.py",
line 2017, in run
return self.fullUpgrade()
File
"/tmp/ubuntu-release-upgrader-wtsb6vse/DistUpgrade/DistUpgradeController.py",
line 1863, in fullUpgrade
if not self.doPostInitialUpdate():
File
"/tmp/ubuntu-release-upgrader-wtsb6vse/DistUpgrade/DistUpgradeController.py",
line 894, in doPostInitialUpdate
self.quirks.run("PostInitialUpdate")
File
"/tmp/ubuntu-release-upgrader-wtsb6vse/DistUpgrade/DistUpgradeQuirks.py", line
113, in run
func()
File
"/tmp/ubuntu-release-upgrader-wtsb6vse/DistUpgrade/DistUpgradeQuirks.py", line
132, in bionicPostInitialUpdate
if self.controller.cache['ubuntu-desktop'].is_installed and \
File "/usr/lib/python3/dist-packages/apt/cache.py", line 200, in __getitem__
raise KeyError('The cache has no package named %r' % key)
KeyError: "The cache has no package named 'ubuntu-desktop'"
It's seems strange that 'ubuntu-desktop' wouldn't exist in the cache but
there you go.
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https://bugs.launchpad.net/bugs/1787668
Title:
ubuntu-release-upgrader crashed with KeyError: "The cache has no
package named 'ubuntu-desktop'"
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