I deleted all script from my project and now i can rebuilding script again with one backup file for sure.
This’s how i deleted :
First, i deleted all folders in Project folder except these file :
And next, i open my .uproject file. file ( Game01 on image )
It have some codes inside like this :
Then i deleted those code and save this one :
And finally i can open my project, it’s not have script inside anymore.