[Dude]

Not this.

• 1st play on server 2 rounds (maps)
• Go https://my.gameservers.com and click Console Log:
• copy and past this here

Important is part of code like this:

---- Host_Changelevel ----
L 02/03/2011 - 03:10:47: -------- Mapchange to c5m5_bridge --------
L 02/03/2011 - 03:10:47: Error log file session closed.
L 02/03/2011 - 03:10:47: [SM] Plugin encountered error 25: Call was aborted
L 02/03/2011 - 03:10:47: [SM] Native "SetFailState" reported: Use this in Left 4 Dead only.
L 02/03/2011 - 03:10:47: [SM] Displaying call stack trace for plugin "l4d_ff_limit.smx":
L 02/03/2011 - 03:10:47: [SM]   [0]  Line 146, /home/groups/alliedmodders/forums/files/4/7/3/0/8/37629.attach::OnPluginStart()
L 02/03/2011 - 03:10:47: [SM] Plugin encountered error 25: Call was aborted
L 02/03/2011 - 03:10:47: [SM] Native "SetFailState" reported: Use this Left 4 Dead only.
L 02/03/2011 - 03:10:47: [SM] Displaying call stack trace for plugin "sm_away.smx":
L 02/03/2011 - 03:10:47: [SM]   [0]  Line 20, /home/groups/alliedmodders/forums/files/4/7/7/7/7/37070.attach::OnPluginStart()

And be sure, you need to restart server after any plugin installation.