Tag Archives: ADFS

Resolving "Unable to retrieve proxy configuration data from the Federation Service" WAP fail (Event ID 422)

Recently I encountered a Web Application Proxy (WAP) server that was stuck in a failed state after changes to the ADFS backend service. In the Remote Access crimson log on the WAP server, an event 422 error appeared once every minute, showing that the WAP server could not retrieve proxy configuration from the ADFS backend… Read More »

How to resolve “An error occurred” in CRM for Office 365 with ADFS

This error can occur in a topology where an ADFS server is used for authenticating to Office 365 and the CRM Online service. When starting the CRM for Office 365 plug-in, the users receive the following error message during the ADFS authentication: An error occurred An error occurred. Contact your administrator for more information. Error… Read More »

Resolving Web Application Proxy error code 0x80075213

I have have worked on a case where external access to the ADFS service was  blocked and the Remote Access Management console on the WAP server fails with this error:   Web Application Proxy could not connect to the AD FS configuration storage and could not load the configuration. Make sure that the Web Application… Read More »

Important security update released for ADFS 3.0

A new February 9, 2016 update resolves a vulnerability in Active Directory Federation Services (ADFS). If an attacker successfully exploits this vulnerability, by sending certain input during forms-based authentication to an ADFS server, this can cause the server to become nonresponsive. The new update addresses the vulnerability by adding additional checks on input data during… Read More »

How to install and configure Web Application Proxy for ADFS

The Web Application Proxy (WAP) is a role service of the Remote Access server role in Windows Server 2012 R2. One of the primary roles of the WAP is to performs pre-authenticates access to web applications using Active Directory Federation Services (AD FS), and in this capacity the WAP functions as an AD FS proxy.… Read More »

Resolving “Windows could not start Active Directory Federation Services service”

After installing and configuring the ADFS role on the primary federation server, the ADFS role is installed on the secondary federation server. The ADFS Configuration Wizard resulted in and error, which made me go back to the primary server to verify that everything was working – it was not … As the GMSA account was… Read More »

Resolving “A certificate registered for use by Microsoft Dynamics CRM has expired” error in CRM 2013

A while after renewing and replacing the Service Communication certificate on the ADFS server, and updating the CRM Internet Facing Deployment to use the new public certificate, the Dynamics CRM Server 2013 started to throw a series of errors in the Application log every 15 minutes: First 3x event 25089: Log Name: Application Source: MSCRMMonitoringTest… Read More »