Final Status: Engineers completed resynchronisation of the affected network components which restored service.
User Experience: Affected administrative users may not have been able to perform actions requiring administrative permissions. Yammer enterprise activations may also have taken longer than expected. As a workaround, Microsoft support engineers could have manually restored the administrative status of verified administrators.
Customer Impact: Customer impact appears to have been limited during this event.
Incident Start Time: Tuesday, April 14, 2015, at 3:00 AM UTC
Incident End Time: Tuesday, April 14, 2015, at 7:20 AM UTC
Preliminary Root Cause: Engineers have identified that some components within the core service became degraded. The underlying root cause is still under investigation.
Next Steps: The following is a list of known action item(s) associated with this incident. As part of the Office 365 problem management process, additional engineering actions may be identified to improve the overall service.
– Action: Identify the underlying root cause and develop a solution to prevent reoccurrences.
Please consider this service notification the final update on the event.