glitch?

Hi its my first time posting in this forum and by extension its my first time mapping for this game. So the issues began after i installed A Boojum Snark's Team Fortress 2 Mapping Resource Pack and tried to open hammer thru my walpaper (copying and pasting the file to the walpaper, wich worked...

Hi Im making a Payload map, and when the blu team pushes the cart, then the Announcer says: "Alert, the Control Point is being contested!" How can i fix this?