работа vegas pro приостановлена

при запуске сони выдает ошибку:

Problem Description

Application Name: Vegas Pro

Application Version: Version 11.0 (Build 683) 64-bit

Problem: Unmanaged Exception (0xc0000005)

Fault Module: C:\Program Files\Sony\Vegas Pro 11.0\x86\FileIOSurrogate.exe

Fault Address: 0x000000006679CD89

Fault Offset: 0x000000006679CD89

Fault Process Details

Process Path: C:\Program Files\Sony\Vegas Pro 11.0\x86\FileIOSurrogate.exe

Process Version: Version 11.0 (Build 683)

Process Description: File I/O surrogate (not visible)

Process Image Date: 2012-04-27 (Fri Apr 27) 12:42:22

в чем проблема?

другие видеоредакторы не предлогать