Undo is working as long you do not update a ToC or Table of Figures. Undo history emptied. Button is then greyed out.
Later edits will be recorded as usual, undo possible again.
Steps to Reproduce:
1.write - add header - add toc - write
User Profile Reset: No
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/11.1 Safari/605.1.15
I confirm it with
Version: 126.96.36.199.alpha1+ (x64)
Build ID: 775d0f26beecffccf3ed27a6a011aff20d91f842
CPU threads: 4; OS: Windows 10.0; UI render: default;
TinderBox: Win-x86_64@42, Branch:master, Time: 2018-04-26_01:05:25
Locale: en-US (de_DE); Calc: CL
and also with
Duplicate of bug 89611?
Same with 3.3.0, so a different issue than bug 89611.