‘Outlook 2016 temporary mailbox error’ normally occurs when an Outlook 2016 account is converted to Office 365 and you open Outlook as an Office 365 user. In other cases, it is also reported that users encountered the error when upgrading to Outlook 2016 from a previous version.
Note: When the error message pops up, you will be given an option to ‘Use Temporary Mailbox’, do not use this option as you may lose data.
To resolve the ‘Temporary mailbox error’ problem, we provide some simple and effective solutions in this article.
Solution 1: Delete all Outlook profiles except the primary
This solution has been reported to work in some cases. If it doesn’t resolve your problem, proceed to the next step.
Solution 2: Create a new Outlook profile
This solution involves creating a new Outlook profile and removing the user’s primary profile.
Once you have created a new Outlook profile, you can remove your previous primary profile by following the steps below.
Once a new profile is created and set up for use with Outlook, the ‘The temporary mailbox error’ should be resolved.
Apart from ‘Temporary mailbox error’, you may find other issues with your Outlook such as being unable to send/receive emails, Outlook freezing frequently, etc. The main reason for such issues is corruption in PST data files. In order to repair them, you can use a built-in tool called Scanpst.exe that is present in your computer.
How to run Scanpst.exe?
The location of Scanpst is different for each version of Outlook, for more details refer location of Scanpst.exe for your version of Outlook.
Once you’ve located Scanpst, run the tool and select your PST file to repair. Your PST file will be repaired and your Outlook will be back working again. However, if Scanpst fails to fix your PST file, you can use specialized tools such as Remo Repair PST. Download a trial version today!