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User Experience: LCS users may have been unable to view their AX 2012 projects

Final Status: We determined that the authentication errors were triggered when the service responsible for viewing AX 2012 projects attempted to connect to a group of servers that were in an unhealthy state. We restarted the impacted servers, restoring functionality.

Update 1: After reviewing logs, we have identified authentication errors within a service responsible for viewing AX 2012 projects. We are investigating the cause of the authentication errors.

Incident Start Time: Thursday, March 29, 2018, 4:22 PM UTC

Incident End Time: Thursday, March 29, 2018, 7:41 PM UTC

Preliminary Root Cause: The service responsible for viewing AX 2012 projects experienced authentication errors when attempting to connect to unhealthy infrastructure.

Next Steps: We are reviewing telemetry and system logs from this incident to identify and resolve the cause of the unhealthy servers. In addition, we will implement monitoring for these types of authentication errors in order to take proactive mitigation steps prior to service impact.

This is the final update on the incident.

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