I can not open new outlook I am getting a driver issue and I have uninstalled and reinstalled. The only thing that works is to go back to classic

Rusty Coleman 0 Reputation points
2026-01-24T18:24:10.67+00:00

Microsoft.Exchange.Datadirectory.ADDdriverStoreAccessNonLocalException is the message I get when I boot up. I have tried troubleshooting, uninstalling and nothing works. Did windows updates etc. How do you fix this.

Outlook | Windows | New Outlook for Windows | For home
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  1. Q&A Assist
    2026-01-24T18:24:18.6+00:00
    AI generated content. This question contains an answer created with AI from Q&A Assist. Learn more

    It seems that you are encountering a driver-related issue with the new Outlook for Windows, specifically the error message Microsoft.Exchange.Datadirectory.ADDdriverStoreAccessNonLocalException. Here are some steps you can try to resolve this issue:

    1. Check for Updates: Ensure that your Windows operating system is fully updated, as sometimes driver issues can be resolved with the latest updates.
    2. Repair Outlook: You can try to repair the Outlook application through the Control Panel. Go to Control Panel > Programs > Programs and Features, find Microsoft Office in the list, select it, and then choose the Repair option.
    3. Delete Specific Folders: If the issue persists, you may want to delete certain folders related to Outlook. Close all Microsoft applications, then navigate to the following paths and delete the folders:
      • C:\Users\(User Name)\AppData\Local\Microsoft\Olk
      • C:\Users\(User Name)\AppData\Local\Microsoft\OneAuth After deleting these folders, restart your computer and try opening Outlook again.
    4. Check for Conflicting Software: Sometimes, security software or other applications can interfere with Outlook. Ensure that no security policies or software are blocking executables from running in the user's temp directory.
    5. Use Classic Outlook: If none of these solutions work, continuing to use Classic Outlook may be a temporary workaround until the issue is resolved.

    If the problem persists after trying these steps, you may want to consider reaching out to Microsoft support for further assistance.


    References:

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