Tf 2 and validating files
The server can then be run with: $ screen -m -S tf2.
EASY FIX: STEAM: "Failed to start game (missing executable)." - EASY, EASY Fix.
Which should damn well be enough As a steam/TF2 enthusiast, i recommend you go on the steam forums and look to see if anyone else has the same problem.
I recently, was asked to validate my files, and it worked for me.
In addition to GCF files, GCFScape also supports Half-Life BSP, NCF, PAK, VPK, WAD, and XZP files.
The following options are available inside the options menu in GCFScape: Enable Windows file mapping (enabled by default).
, as it allows you to switch between the console and the shell at will, as well as end your SSH session without killing the server.