Below is a list of actions you can take to troubleshoot a denied access to network error.

1. Check that the user is in the correct Active Directory security group.
2. Verify the user’s credentials.
3. Ensure the user’s profile is correctly configured and up to date.
4. Ensure the user has the latest version of the network client installed.
5. Check server-side settings to ensure all access permissions are correctly configured.
6. Reset the user’s profile and ensure the correct access permissions are in place.