solutions for bash on windows hang because of some reasons

There are some way to break bash on windows.
One way is that move file using mv command.

To make your bash work again, this is a solution.
This is not the only solution.
The solution will clean all your data in bash on ubuntu on windows.
Use it carefully

Steps:

1. lxrun.exe /uninstall /full /y
2. rebootdelete all thing in "%LOCALAPPDATA%/lxss/temp/"
3. reboot
4. lxrun.exe /install