In this behavior, when trying to tag (ore remove tags from) a mail, this fails - in console we see an error message:
Uncaught TypeError: contextWin.quickFilters.ToggleMessageTag is not a function
ToggleMessageTagWrapped chrome://quickfilters/content/quickFilters.js:1686
ToggleMessageTagMenu chrome://messenger/content/mailWindowOverlay.js:1337
oncommand chrome://messenger/content/messenger.xhtml:1
quickFilters.js:1686:35
(line numbers may vary)
This is caused by the old monkey-patched function that tags mails is not restored on closing down quickFilters.
In this behavior, when trying to tag (ore remove tags from) a mail, this fails - in console we see an error message:
(line numbers may vary)
This is caused by the old monkey-patched function that tags mails is not restored on closing down quickFilters.