i've downloaded the game via the download manager, and was able to get to the character select screen before it had finished downloading everything. When it finished downloading, the progress bar fills completely, then vista goes and closes it on me. here is the error information that vista is giving me.

Problem signature:
Problem Event Name: APPCRASH
Application Name: dndclient.exe
Application Version: 1.9.4.8045
Application Timestamp: 4aaf5e54
Fault Module Name: ntdll.dll
Fault Module Version: 6.0.6001.18000
Fault Module Timestamp: 4791a7a6
Exception Code: c0000017
Exception Offset: 0007045e
OS Version: 6.0.6001.2.1.0.768.2
Locale ID: 1033
Additional Information 1: b8f6
Additional Information 2: f6dba90b5cf756302a383f47c14239dc
Additional Information 3: 647d
Additional Information 4: d98cc967bacd587fa410ee005caa809e