This document explains how to fix Microsoft Outlook error 0x800401F if it is not working properly or throwing an error while installing, updating, launching/opening, performing action like sending or receiving emails, configuring emails etc.
The error message may look like: “Sending reported error (0x800401F): ‘Outlook data file cannot be accessed.”
This solutions applies for following version of Microsoft Outlook:
Step 2: Start Outlook in Safe Mode: 1. Hold Windows Key + R and Type “Outlook /safe”
2. Click OK.
In most cases Outlook error code 0x800401F should be resolved by following above steps. If however the issue still persists it means there is some issue with the Microsoft Outlook core system files which needs to be fixed manually and is recommended to be done by an experienced Computer Technician.
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