Need help with a MTA problem!

[Epa]

I don't know what's happend with my mta, when i've made a map and i want to test it, it says " error, dummy editor test may be corrupted "
i have reinstalled it couple of times, and i even downloaded another new verson but same problem so help please if u got time

[iFrost]

Try to delete the "editor_test" & "editor_dump" folders

[Epa]

Try to delete the "editor_test" & "editor_dump" folders

thx it worked