Index Buffer Error Tell a Programmer

too many indices for index buffer… Tell a Programmer 33534>32768

My Specs:
Manufacturer: Dell Inc.
Processor: AMD Phenom™ 9750 Quad-Core Processor (4 CPUs), ~2.4GHz
Memory: 4094MB RAM
Hard Drive: 624 GB
Video Card: ATI Radeon HD 4300/4500 Series
Monitor: Generic PnP Monitor
Sound Card: Speakers (VIA High Definition Audio)
Speakers/Headphones: Logitech
Keyboard: USB Root Hub
Mouse: USB Root Hub
Mouse Surface: Wood
Operating System: Windows Vista™ Home Premium (6.0, Build 6002) Service Pack 2 (6002.vistasp2_gdr.100608-0458)
Motherboard: Dell
Computer Case: Dell

The map is was playing on:
Server Name: Pantheon DarkRP [PHX|Wire]
Server IP : 69.197.190.72:27015
Map: zombiesurvival_b5