id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
12334	[IE8] Invalid argument error thrown when pressing backspace in specific conditions	Piotrek Koszuliński		"1. Open replacebycode sample.
2. Click image.
3. Press backspaces few times.
4. Error thrown from https://github.com/ckeditor/ckeditor-dev/tree/1ba5105c1e43c3faae06ee98f7ca6f6b2384b5a2/core/selection.js#L1372

Reproduced at least from 4.4.3. Most likely much earlier."	Bug	confirmed	Normal		General	4.3.1