SBS 2003 std ed has developed problem with Exchange store.exe
Crashing every few minutes with following or very similar mesage relating to store.exe & reapi.dll
"Bucket 109648354, bucket table 1, faulting application store.exe, version 6.5.7226.3, stamp 407db771, faulting module reapi.dll, version 6.5.7226.0, stamp 406d29b0, debug? 0, fault address 0x00020814."
Help needed as unable to trace.
Server is running Frisk F-Prot AV for Exchange & F-Prot Corporate AV