Error in logg

I get this error in my log

Code:

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L 11/01/2011 - 17:02:55: Start of error session.

L 11/01/2011 - 17:02:55: Info (map "deathrun_forest") (file "addons/amxmodx/logs/error_20111101.log")

L 11/01/2011 - 17:02:55: [CSTRIKE] Invalid player 2

L 11/01/2011 - 17:02:55: [AMXX] Run time error 10 (plugin "DeathrunVIP.amxx") (native "cs_get_user_team") - debug not enabled!

L 11/01/2011 - 17:02:55: [AMXX] To enable debug mode, add "debug" after the plugin name in plugins.ini (without quotes).

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so what is the problem in my DeathrunVIP plugin?

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Orignal From: Error in logg