What information should I collect to confirm this problem and to help someone debug it?
In GNU Emacs 28.0.50 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.22.30)
of 2020-01-07 built on wistaria5b
Repository revision: 724af7671590cd91df37f64df6be73f6dca0144d
Repository branch: master
Windowing system distributor 'The X.Org Foundation', version 11.0.11906000
System Description: Ubuntu 18.04.3 LTS
Recent messages:
Reverting buffer ‘
pykythe_utils.pl’.
You can run the command ‘compile’ with C-x C-g g
Reverting buffer ‘TAGS’.
Reverting buffer ‘FILES.js’. [2 times]
Reverting buffer ‘t10.kythe.json-decoded’. [2 times]
Compilation finished
You can run the command ‘garbage-collect’ with M-x ga RET
x is undefined [3 times]
Making completion list...
Quit
Quit
Configured using:
'configure --prefix=/home/peter/emacs-2019-12-17'
Configured features:
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value of $LC_MONETARY: en_CA.UTF-8
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Load-path shadows:
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