Degeon

Hello, my pc has hangd a while a go and I had to Hard reboot.
anyway I looked at Windows event viewer and I saw an error messege that happend right before the crash
"
Event Type: Error
Event Source: ati2mtag
Event Category: CPLIB
Event ID: 52225
Date: 17/03/2006
Time: 19:44:29
User: N/A
Computer: BAHAMUT
Description:
CPLIB :: Open Session - Failed to load the library
Data:
0000: 00 00 00 00 01 00 5a 00 ......Z.
0008: 33 00 00 00 01 cc 00 c0 3....Ì.À
0010: 00 00 00 00 00 00 00 00 ........
0018: 00 00 00 00 00 00 00 00 ........
0020: 00 00 00 00 00 00 00 00 ........
"
How can I solve this?