Vista - Movie Maker Fault Module Name: nvSCPAPI64.dll_unloaded

I am new to vista. I like the Movie Maker thing, but everytime i load a scene onto the storyboard it crashes. Please, can someone guide me as to how to fix this problem. Thank you in advance. This is the error message i keep getting:


Product
Windows Movie Maker
Problem
Stopped working
Date
10/21/2009 9:10 PM
Status
Report Sent
Problem signature
Problem Event Name: BEX64
Application Name: MovieMk.exe
Application Version: 6.0.6002.18005
Application Timestamp: 49e031ec
Fault Module Name: nvSCPAPI64.dll_unloaded
Fault Module Version: 0.0.0.0
Fault Module Timestamp: 4a891462
Exception Offset: 0000000008898a89
Exception Code: c0000005
Exception Data: 0000000000000008
OS Version: 6.0.6002.2.2.0.768.3
Locale ID: 1033
Additional Information 1: bfba
Additional Information 2: 681a36b4c839792ecabc39cc4b63e810
Additional Information 3: 4fa6
Additional Information 4: 253f65041c1246d67b4c941a7ee6c4e9
Files that help describe the problem (some files may no longer be available)
Version.txt
AppCompat.txt
minidump.mdmp
Extra information about the problem
Bucket ID: 783133449