Plutonium

Dss0 yes but when i select a map that i recently played in on online server, it loads to 100% then shows the error

A screenshot of my game folder:

i didn't change any files.
i just followed the steps.
1_downloaded the game data from steam.
2_downloaded the dlc.
3_created an account and downloaded Plutonium launcher.

after all that i opened the launcher signed in and selected the game directory.
every thing is working well and i tried joining online server and it went well.
but when i try a private match whatever mod or map i select when i click start it loads about 5-10% of the line and then shows the error.

can you help sir?

still the same problem.
i can play only on the online servers.

i dont have any.
i downladed the game files from steam.
and i tried verifying the game and heres the result: .
i clicked close and verified the files again and here is the result: .
after that i opend the launcher and tried to start a private match.
i got a new error that looks a bit different: .
thank you.

Whenever i try to start a private match i get an error.
I tried different maps and different mods and nothing works.
I can play on internet servers but i cant start a private match.
Heres the error: