pls help me with mei crash log

hello everyone. I have now bought City of Heroes. after installing it about a gb patched. every time I want to start the game, these error messages
city of heroes.mdmp = Cras dump
City of Heroes = xml dokument crashlog
dxdiag document = firefox directx diagnostic file



So he first makes a data-checking and then shows me the message.

my pc: System Information
------------------
Time of this report: 7/24/2009, 18:16:06
Machine name: PC GREGOR
Operating System: Windows Vista ™ Home Premium (6.0, Build 6001) Service Pack 1 (6001.vistasp1_gdr.090302-1506)
Language: German (Regional Setting: German)
System Manufacturer: ASUSTeK Computer Inc.
System Model: F5RL
BIOS: Default System BIOS
Processor: Intel (R) Core (TM) 2 Duo CPU T5250@1.50GHz (2 CPUs), ~ 1.5GHz
Memory: 1918MB RAM
Page File: 1073MB used, 3013MB available
Windows Dir: C: \ Windows
DirectX Version: DirectX 10
DX Setup Parameters: Not found
DxDiag Version: 6.00.6001.18000 32bit Unicode

I hope someone can help me. 'm totally desperate