Description of problem:
Steps to reproduce:
1. Call tinyMCE.execCommand('mceRemoveControl', false, idOfTextarea);
In 3.5b3 you renamed t to self, but didn't rename the used variable in the same line to get the doc.
Change line 13518 (in function hide()) to: var self = this, doc = self.getDoc();
If you wish to follow or post a comment, you need to be registered and logged in.