Trouble downloading alternote extension3/26/2023 ![]() ![]() Make sure you have the key under HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\AzureMfa. The error message should include the missing key. This error can also trigger if the user is not assigned a license.Ī key is missing in the registry for the application, which may be because the PowerShell script wasn't run after installation. It is also important to check that on the DIAL-IN tab of Network Access Permissions, the setting is set to "control access through NPS Network Policy". Verify that your firewalls are open bidirectionally for traffic to and from and using ports 80 and 443. This error usually reflects an authentication failure in AD or that the NPS server is unable to receive responses from Azure AD. Request received for User username with response state AccessReject, ignoring request. NPS Extension for Azure AD MFA only performs Secondary Auth for Radius requests in AccessAccept State. If those sites don't load, troubleshoot connectivity on that server. On the server that runs the NPS extension, verify that you can reach and. ![]() To verify TLS 1.2 is enabled, see TLS registry settings. If TLS 1.2 is disabled, user authentication will fail and event ID 36871 with source SChannel is entered in the System log in Event Viewer. Verify that your firewalls are open bidirectionally for traffic to and from and that TLS 1.2 is enabled (default). The NPS server is unable to receive responses from Azure AD MFA. Follow the instructions in Troubleshooting the MFA NPS extension to investigate client cert problems.įollow the instructions in Troubleshooting the MFA NPS extension to investigate client cert and security token problems. There may be an issue with how the client certificate was installed or associated with your tenant. Provide as much information as you can about what happened before the error, including tenant ID, and user principal name (UPN). Troubleshooting steps for common errors Error codeĬontact support, and mention the list of steps for collecting logs. NPS extension logs are found in Event Viewer under Applications and Services Logs > Microsoft > AzureMfa > AuthN > AuthZ on the server where the NPS Extension is installed. If you encounter errors with the NPS extension for Azure AD Multi-Factor Authentication, use this article to reach a resolution faster. ![]()
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