Free EDB to PST Conversion - Version 6.5 If you are seriously looking for a very forward EDB to PST Conversion tool then stop searching more, because Enstella commenced a new powerful Free Exchange to PST Export Software that retrieve Exchange EDB database perfectly and immediately. Sometimes due to hardware or software failure Exchange Server get crashed or get down, there might be also some other corruptions which could take place which are given below; * If Server down due to unexpected system shutdown * If JET engine errors * If Virus attack * Deletion of edb.log File * Hardware issues * If user mailbox get damaged * Logical corruption of Exchange Server * Unprotected write back cache operation performed * Synchronization errors