error id 1000 in application log

Hello

I've got  environment Windows 2008 r2  Exchange 2007 and SMSMSE 6.5.2

In server there are error, which enclose below. This error repeat few times an hour

Event ID:      1000

Level:         Error

Keywords:      Classic

User:          N/A

Computer:     

Description:

Faulting application name: SAVFMSESp.exe, version: 6.5.1.82, time stamp: 0x4c15eb2b

Faulting module name: ntdll.dll, version: 6.1.7601.17725, time stamp: 0x4ec49b8f

Exception code: 0xc0000005

Fault offset: 0x0002e3be

Faulting process id: 0x3a78

Faulting application start time: 0x01ce2f38d39af1bd

Faulting application path: E:\Symantec\SMSMSE\6.5\Server\SAVFMSESp.exe

Faulting module path: C:\Windows\SysWOW64\ntdll.dll

Any suggestion ?