Here is the debug mode:
L 09/24/2008 - 14
4:16: [SM] Native "GetClientTeam" reported: Client index 0 is invalid
L 09/24/2008 - 14
4:16: [SM] Displaying call stack trace for plugin "knifefight.smx":
L 09/24/2008 - 14
4:16: [SM] [0] Line 399, /home/groups/sourcemod/upload_tmp/textwDkT26.sp::CancelFight()
L 09/24/2008 - 14
4:16: [SM] [1] Line 444, /home/groups/sourcemod/upload_tmp/textwDkT26.sp::Countdown()
Our gungame has had our 1st crash and we just added this plugin so I am guessing something in this plugin is caushing the crash. Thanks!