Final Status: The system responsible for facilitating the yammer.com app caused issues with the navigation bar. Engineers have taken corrective steps to restore full functionality to the navigation bar and confirmed the issue is resolved.
User Impact: Affected users may have been intermittently unable to post messages to yammer.com.
Customer Impact: Analysis of incident scope indicated that a limited number of customers appeared to have been impacted by this event. However, those customers affected likely had a small number of users experiencing impact. Engineers received a few isolated customer reports of this issue.
Incident Start Time: Tuesday, November 17, 2015, at 5:00 PM UTC
Incident End Time: Tuesday, November 17, 2015, at 8:00 PM UTC
Preliminary Root Cause: A recent update applied to the system responsible for facilitating the yammer.com user interface caused issues with the navigation bar, which prevented users from being able to post messages.
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 to prevent reoccurrences of the issue.
Please consider this service notification the final update on the event.