I solved it on my own. I simply downloaded 2.6 and opened it in Safari on OS X.
Then I imported everything I wanted to keep. I also tried opening my old TiddlyWiki and to upgrade it It worked, but as I had several plugins I didn't want anymore, I chose the other way. -- You received this message because you are subscribed to the Google Groups "TiddlyWiki" group. To view this discussion on the web visit https://groups.google.com/d/msg/tiddlywiki/-/tx5RCugYkvoJ. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/tiddlywiki?hl=en.

