Resolve Outlook Error 0x8004210e!

Are you unable to send emails from outlook account?

Are you getting error 0x8004210e in receiving messages through outlook?

Looking for how to resolve outlook 0x8004210e error?

All of us are well known with efficient features of Outlook in spite of these we cannot at all escape from the fact that time and again outlook faces problem. It can affect outlook in one or more ways either do not allow accessing the files, read, send or receive email and such other.

As for instance in Microsoft Outlook, a particular case is there in which when you click send/receive, instead of the message being sent or received normally an error message more or less similar to, what is written below comes up-

Task ‘server_name-receiving’ reported error (0x8004210E):’your mailbox is temporarily unavailable because another email message is being delivered to it or another mail application is accessing it. The server responded:-ERR box is locked.

Error 0x8004210E is received in one of the following situation-

  • Presence of malformed emails in inbox
  • More than one email account configured to access the network

Downloading is not possible as the antivirus program settings of your system won’t allow it. Still if you want to download it, you can try doing so by disabling antivirus software. But, this is not the end of your problem rather this may increase it, because the virus and other bugs may corrupt the .pst files of outlook, such that it does not remain accessible. Fixing which may not be possible without the use of outlook PST repair that by applying its advanced and powerful scanning technology makes repair and retrieval of PST files in almost all case.


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