Excalibur.007 your plugin version have error
L 09/26/2010 - 04:06

1: Start of error session.
L 09/26/2010 - 04:06

1: Info (map "zm_ice_attack") (file "addons/amxmodx/logs/error_20100926.log")
L 09/26/2010 - 04:06

1: [HAMSANDWICH] Function fw_TakeDamage_Pre not found.
L 09/26/2010 - 04:06

1: [AMXX] Run time error 10 (plugin "zp_extra_zombie_force.amxx") (native "RegisterHam") - debug not enabled!
L 09/26/2010 - 04:06

1: [AMXX] To enable debug mode, add "debug" after the plugin name in plugins.ini (without quotes).
DjReactive your plugin have compile error
zp_extra_zombie_force.sma<86> :Warning 213 : tag mismatch