If you face this error then you can’t send or receive emails and Outlook. This error is normally a result of a fully damaged Outlook profile. Also, when you transfer the Outlook PST file. You can fix this error by using below mention methods.
By Using Manual Methods:
1. By Profile Method
2. Configure New Outlook As Default
3. Repair Outlook Data File
By using the Professional method:
1. Outlook Email Recovery Tool

If you want to know how these methods are works then you can read the information blog to Outlook Data File Cannot Be Accessed
Last edited: