Updated On - 22 Dec 2020

Exchange Error – JET_errKeyDuplicate Illegal Duplicate Key

Solving Exchange Server Errors

Microsoft Exchange Server database file when gets corrupted then various JET engine errors occur depending on the cause of database file corruption. Most of the JET engine errors can be resolved by executing eseutil.exe, a built-in Exchange Server utility to resolve common MS Exchange Server database related errors. The utility checks the database file for…

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