id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
11797	[IE9-11] Double replace fire error in console	Artur Delura		"1. Load editor with content
    <h1>Apollo 11</h1>
2. Click ""Replace"" button in toolbar
3. Type ""Artur 11"" in ""Replace with"" field
5. Click ""Replace all""
7. Click ""Close"" button in dialog
8. Select word ""Artur"" in header by double-click
9. Click ""Replace"" button in toolbar
10. Type some word in ""Replace with""
11. Click ""Replace"" button
11. click ""Close""

OR

1. Load editor with content
    hello world world
2. Click ""Replace"" button in toolbar
3. Type space in field ""Find what""
4. Click ""Replace all""
5. Click ""Close""

Actual result:

Error in console
SCRIPT5022: DOM Exception: INDEX_SIZE_ERR (1) 
ckeditor.js, line 379 character 513"	Bug	closed	Normal		General	4.0	duplicate