Category: Microsoft Exchange 2010

You cannot access a mailbox After Disable and Enable The Mailbox ERROR Unable to open message store. (hr=0x80004005, ec=2412)You cannot access a mailbox After Disable and Enable The Mailbox ERROR Unable to open message store. (hr=0x80004005, ec=2412)

Some time after disable a mailbox and enable it again it remain disabled and in owa you can get the error : [Microsoft.Mapi.MapiExceptionMailboxDisabled]: MapiExceptionMailboxDisabled: Unable to open message store. (hr=0x80004005,

After Add Certificate To Exchange And URL changing Accordingly, Free&Busy not showing . OWA Show error code 5021After Add Certificate To Exchange And URL changing Accordingly, Free&Busy not showing . OWA Show error code 5021

  After replacing the self sign exchange certificate with trusted certificate publisher, you need to change the exchange services URL’s accordingly to mach the names on the certificate : How