To do this, click the lock icon in the Users & Groups system preferences to authenticate, and then click the account you can’t log into. In the account’s settings, click the Reset Password button... Under Account Information click Add Account. In the window that opens, type the email address of the mailbox you want to add and click Connect. In the Sign in with your UWSP account box that opens, enter your own username and password, then click Sign In.
Dec 30, 2013 · The Exchange error code 5.7.1 can also occur due to edb database corruption. In such case you need to repair the corrupt database using utility Eseutil. If it fails to recover your data then you need some powerful Exchange recovery software.