id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
5880	Undo causes javascript errors	Arne		"1. Go to CK editor demo page.[[BR]]
2. Clear editor content[[BR]]
3. Type a word[[BR]]
4. Select and copy the word[[BR]]
5. Paste it several times on the same line.[[BR]]
6. Hit Ctrl-Z to undo.[[BR]]
7. Javascript errors should be generated. Probably related to range code.[[BR]]

Tested on Windows, Firefox 3.6.3[[BR]]
Editor version : 3.3.1"	Bug	confirmed	Normal		General	3.1