Fail starting terminal (also application doesn't work)

Hello there!

My application seems not to work since this morning.
I want to refresh it via console but terminal don’t response.
When I press Terminal button it starts waiting for and after that (seems no response) shows “Failed to start terminal” in terminal window.

Also there is an error in browser console window:


I see several people have the same issue. Any suggestions how to solve it?

Hmm thats odd. Maybe contact