Hi Stephan Welcome back!
I'm afraid that's a bug in v5.1.19 that's been fixed in the prerelease (see https://github.com/Jermolene/TiddlyWiki5/pull/3848). You can work around it by using a text reference for the reveal widget instead of separate title and field attributes. Best wishes Jeremy On Wednesday, July 10, 2019 at 8:35:14 AM UTC+1, Stephan Hradek wrote: > > I'm wondering: what am I doing wrong? > > Paste this into a new tiddler: > > <$button popup="$:/SamplePopupState!!editmode">Pop me up!</$button> > > <$reveal type="popup" stateTitle="$:/SamplePopupState" > stateField="editmode"> > <div class="tc-drop-down tc-popup-keep"> > > ! This is the popup > And this is some text > > </div> > </$reveal> > > and you'll get > > Internal JavaScript Error >> Well, this is embarrassing. It is recommended that you restart TiddlyWiki >> by refreshing your browser >> > > >> TypeError: undefined is not an object (evaluating >> 'this.wiki.getTiddler(this.stateTitle).getFieldString') >> >> > I simply wanted the popup to have its state stored in a field of an > existing tiddler. > > In the popup I want to enter some data. > > > > -- 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 [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/tiddlywiki. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/19da2860-bed2-4523-97c2-df9b58377b52%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.

