I'm working on a map reskin and when I try to launch the map the compile is going great but when I get into tf2 it crashes and this image below coes up
This error is likely caused by a leak, more specificly an areaportal-leak that is caused when there is a way from one side of the area portal to the other side without passing through other areaportals or solid brushes.
If this is your first time logging in after the migration (Feb 8, 2022), you must reset your password to log in. Follow this guide if you're having trouble