Find out the original written vsto source, F5 and found even generate all problematic, symptoms defined "document" (pictured)
Various research thinking after double qiang, appeared to give the answer is very simple, solved a RemoveCustomization
But I don't know where put this function?
Finally in ThisWorkbook_Startup,
My idea is that generated when you remove the original definition first, and then reload the generated again
But the question remains,
The VSTO feel very unstable, from time to time have a problem; My idea is not as good as I put the form from a dagagridview, convenient to yourself with a variety of functions,