Adobe Media Encoder CS4 problem with watchfolder.dll

When i loading Adobe Media Encoder CS4, i have this error and application crash:
Problem signature:
Problem Event Name: APPCRASH
Application Name: Adobe Media Encoder.exe
Application Version: 4.0.0.0
Application Timestamp: 48b3250d
Fault Module Name: WatchFolder.dll
Fault Module Version: 0.0.0.0
Fault Module Timestamp: 48b32139
Exception Code: c0000005
Exception Offset: 00008a83
OS Version: 6.0.6001.2.1.0.256.1
Locale ID: 1049
Additional Information 1: fd00
Additional Information 2: ea6f5fe8924aaa756324d57f87834160
Additional Information 3: fd00
Additional Information 4: ea6f5fe8924aaa756324d57f87834160

Read our privacy statement:
http://go.microsoft.com/fwlink/?linkid=50163&clcid=0x0409

OS Version: Windows Vista Ultimate SP1
Processor: Core 2 Quadro 2,66 Ghz
Memory: 4GB