New update patch doesnt allow me to enter Priavte server

Yo all it says unable to validate game version. Can anyone give me new antrix or how to stop that from happening? Would really like that. Thanks
-w00 w00 Pk

find ur logonserver.conf and change this # Accepted Build Range Setup
#
# These two directives set up which clients will be
# allowed to authenticate with the realm list.
#
# Set these to the same builds that the server was
# compiled for.
#
# As of the last update, version 2.1.1 was build 6739.
#

MinClientBuild = 6739
MaxClientBuild = 6739

to

# Accepted Build Range Setup
#
# These two directives set up which clients will be
# allowed to authenticate with the realm list.
#
# Set these to the same builds that the server was
# compiled for.
#
# As of the last update, version 2.1.1 was build 6739.
#

MinClientBuild = 6739
MaxClientBuild = 6803

Im trying now, thank you if this works. Thanks!

works for me ^^