id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
10212	[IE7-10] Undo gives JS error after 2+ switches to source mode.	Joel	Piotrek Koszuliński	"Reproducible in IE9 in http://ckeditor.com/demo and nightly 13-03-13-08-51

1. Do any undoable change, like add HR
2. Go to source mode and switch back
3. Go to source mode and switch back again
4. Click undo icon or press Ctrl-Z

The error comes in IE developer tools console. For me the error was

{{{
SCRIPT70: Ei käyttöoikeutta 
ckeditor.js?mjldea, rivi 58 merkki 486
}}}

IE9, Win 7 64bit. Not reproducible in Chrome or Firefox."	Bug	closed	Normal	CKEditor 4.0.3	General	4.0.1	fixed	IE IBM