Reference is not valid

[Lynda_LR]

Hi all, 

I want to add a check box and I went to data >"customize ribbon" activate the "Developer". Then I wanted to erase the name of the check box and Now I can´t do anything nor close excel. Please help me! Thanks! 

Lynda. 

[#2]

@Lynda_LR 

If you are on Windows, press Ctrl+Shift+Esc to activate Task Manager.

In the Processes tab, right-click Excel and select End Task from the context menu.

You'll lose unsaved changes to open workbooks, but when you restart Excel, it will load recovered versions.

[#3]

It worked! Thanks and greetings from Colombia :)