A problem Rated 4 out of 5 stars

Thanks for the excellent extension that I can collect web pages so conveniently,but I have a problem when using it: once I remove the Media Player Widget with the dom eraser on the page,the firefox will collapse,having to restart the explorer, I don't know how to deal with it, is there a method to solve the problem? thanks.

This review is for a previous version of the add-on (