exchange serverdan gelen hata...

selam arkadaşlar,

  kullanmış olduğum arc server ürünümüzde exchange ile ilgili verdiği hata şöyle:

 neden böyle bir hata vermiş olabilir backup loglarında? teşekkürler

AW0004             *SRV            14.12.2010 02:28:47    2312     4        <*SRV> Failed to open file <C:\Program Files\Exchsrvr\MDBDATA\3a0ca0.STF>. RC=32, The process cannot access the file because it is being used by another process.

AW0004             *SRV            14.12.2010 02:28:47    2312     4        <*SRV> Failed to open file <C:\Program Files\Exchsrvr\MDBDATA\3a0c9f.STF>. RC=32, The process cannot access the file because it is being used by another process.