At '%8' the copy of database '%1' on this server encountered a serious I/O error that may have affected all copies of the ...

At '%8' the copy of database '%1' on this server encountered a serious I/O error that may have affected all copies of the database. Consult the event log on the server for other "ExchangeStoreDb" or "msexchangerepl" events for more specific information about the failure. All data should be immediately moved out of this database.