word in the vulgar mouse drag the selected text why will cause the word to lose response?

This kind of question are not good to answer: 1, you installed Thunderbolt? And is the version 7, as long as you copy something, the following toolbar can not point up, have you ever? It monitors your clipboard, and as long as it has something to do with copying, it messes with it, and from personal experience, even if you set it not to monitor it, it doesn't necessarily work.

2, the file is bad, reinstall.

3, with some file conflicts.