Bottom line: There was no hint that RegExp does not work completely in Advanced Search and TiddlyWiki issues a wrong error message at this point.
[image: 20-09-_2019_12-26-48.png] I created issue #4267: here at github.com/Jermolene/TiddlyWiki5/ <https://github.com/Jermolene/TiddlyWiki5/issues/4267#issue-496278298> -- You received this message because you are subscribed to the Google Groups "TiddlyWiki" group. To unsubscribe from this group and stop receiving emails from it, send an email to tiddlywiki+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/0fe8c040-0632-4ec6-b01f-b5183ec404e5%40googlegroups.com.
