![outlook for mac an unknown error has occurred outlook for mac an unknown error has occurred](https://i.imgur.com/JV5hf9p.png)
Improper installation of MS Outlook profile.PST file size exceeds its file size limit.Accidental loss or deletion of inetcomn.dll files from Microsoft Outlook.
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Outlook for mac an unknown error has occurred code#
Let’s get started on! What is this Outlook 0x80040154 Error Code Mean? You will get to know about the reasons for the occurrence of the error along with the resolution methods. In this article, you’ll find the entire details about this 0x80040154 error code Outlook 2016, 2013, 2010, 2007, 2007, etc. If you are also one of them then in this blog you will get the solution. Many users encounter Outlook an unexpected error has occurred 0x80040154 while working with Outlook on Windows operating system. Modified: T18:58:47+05:30| Email-Tips, fix-error, Outlook | 5 Minutes Reading