Originally posted by Alexander|666|:

lol had this the exact time just 15min ago.

go to Steam -> Steamapps -> common and delete the valheim folder. Then Verified file integrity again.

worked for me.
Well I updated my Graphics driver at the same time so dont know which one was the helping step

This worked. I tried for days to get it to work. Finally broke down here and this was all it took. THANK YOU.