Did not work on windows 8.1

[steve]

I get error, problem details said..

Problem signature:
Problem Event Name: APPCRASH
Application Name: chat.exe
Application Version: 0.0.0.0
Application Timestamp: 641a2480
Fault Module Name: chat.exe
Fault Module Version: 0.0.0.0
Fault Module Timestamp: 641a2480
Exception Code: c000001d
Exception Offset: 000000000001bab6
OS Version: 6.3.9600.2.0.0.256.48
Locale ID: 1033
Additional Information 1: 34c7
Additional Information 2: 34c7f9f3c39ebedd7d1ec870cefaefbb
Additional Information 3: c75a
Additional Information 4: c75aa994ff7449a8a064356d86f5df38