id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
10993	Delete columns when rows are splitted	Robert		"* Insert table (3x3)
* Split left-middle cell horizontally
* Try to delete last column

Column is being removed but console error occurs.

`Uncaught TypeError: Cannot read property 'ownerDocument' of undefined `

"	Bug	confirmed	Normal		Core : Tables	3.5.1