This error generally occurs when an attempt is made by the users to create a new account in their Outlook application.
Below are the reasons which are responsible for this unwanted error are:
- Outlook PST File is corrupted
- Unreachable location where PST file for new Outlook account needs to be created
Although It is a system error that affects the Outlook application due to inconsistent between Outlook and Windows Operating System, leading to the Outlook error code 0x80070002.
You can also check this reference link for this error: https://community.spiceworks.com/how_to/152918-fix-unknown-error-0x80070002-in-microsoft-outlook
I hope you find the solution!!