I'm getting that, and if I remove that file, it takes me to the plugin page but with the same error.
What's wrong? All the files are in their places.
Which plugin are you talking about specifically? It would help to have a link. Also, moved to plugin support.
Try asking in the release thread.
here the reply of Edson to these problems
(2012-04-21, 10:29 PM)Edson Ordaz Wrote: [ -> ]I'm working on the upgrade which involves the solution of that error