【トラブルシューティング】Microsoft Teams の会議中に映像ではなくプロフィール写真やアバターが断続的に表示される事象が発生【TM286944】【復旧済み】

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Microsoft が提供する Microsoft 365 のサービス正常性（TM286944）にて、Microsoft Teams の会議中に映像ではなくプロフィール写真やアバターが断続的に表示される事象が発生していることを発表してます。

この問題は、修正プログラムの展開を行うことで影響を受けたすべての環境への展開が完了し、影響を受けたすべてのユーザーに対して緩和策が適用されたことを確認しています。

なお、本事象は一部ユーザーに断続的に影響を与えていた可能性があるものの影響を受けたテナントはごく少数である見込みとのことです。

今後は、アップデートの展開前に構成上の問題の可能性を切り分け、修正するためにアップデートのテスト方法を見直すとのことです。

※ この問題は関連性のない問題を修正するために行われたアップデートにより、Microsoft Teams の会議のビデオタスクに関するコンポーネントの構成に問題が発生し、影響を受けているとのことです。

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Some users intermittently see only profile pictures or avatars instead of video during Microsoft Teams meetings – TM286944

サービス：Microsoft Teams

状態：Service restored

ユーザーへの影響：Users are intermittently seeing only profile pictures or avatars instead of video during Microsoft Teams meetings.

Microsoft 365 のサービス正常性（TM286944）にて、Microsoft Teams の会議中に映像ではなくプロフィール写真やアバターが断続的に表示される事象が発生していることを発表してます。

なお、本事象は一部ユーザーに断続的に影響を与えていた可能性があるものの影響を受けたテナントはごく少数である見込みとのことです。

今後は、アップデートの展開前に構成上の問題の可能性を切り分け、修正するためにアップデートのテスト方法を見直すとのことです。

※ この問題は関連性のない問題を修正するために行われたアップデートにより、Microsoft Teams の会議のビデオタスクに関するコンポーネントの構成に問題が発生し、影響を受けていたとのことです。

October 13, 2021 1:28 AM – Service restored

・Title : Some users intermittently see only profile pictures or avatars instead of video during Microsoft Teams meetings
・User Impact : Users were intermittently seeing only profile pictures or avatars instead of video during Microsoft Teams meetings.
・More info : Users may have been able to disable and then re-enable their video in the meeting for temporary relief from this problem.
・Final status : The fix has completed deploying to all formerly affected environments and we’ve confirmed via monitoring telemetry that mitigation has been achieved for all affected users.
・Scope of impact : This issue may have intermittently impacted a subset of your users and our telemetry indicates that only a small number of organizations were impacted by this issue.
・Start time : Wednesday, June 23, 2021, 9:00 AM (12:00 AM UTC)
・End time : Tuesday, October 12, 2021, 8:35 PM (11:35 AM UTC)
・Root cause : A recent update to resolve an unrelated issue resulted in a configuration issue on a component that facilitates some Microsoft Teams meeting video tasks, resulting in impact.
・Next steps : – We’re reviewing our update testing methodology to isolate and remediate potential configuration issues prior to future update deployments.
This is the final update for the event.

October 9, 2021 12:39 AM – Service restored

・Title : Some users intermittently see only profile pictures or avatars instead of video during Microsoft Teams meetings
・User Impact : Users are intermittently seeing only profile pictures or avatars instead of video during Microsoft Teams meetings.
・More info : Users may be able to disable and then re-enable their video in the meeting for temporary relief from this problem.
・Current status : The fix is still on track to be fully deployed and remediate impact by Tuesday, October 12, 2021.
We’ll continue monitoring until this deployment completes to confirm that impact is remediated.
・Scope of Impact : This issue may intermittently impact a subset of your users and our telemetry indicates that only a small number of organizations may be impacted by this issue.
・Estimated time to resolve : We expect that the issue will be fully resolved by Tuesday, October 12, 2021.
・Root cause : A recent update to resolve an unrelated issue has resulted in a configuration issue on a component that facilitates some Microsoft Teams meeting video tasks, resulting in impact.
・Next update by : Wednesday, October 13, 2021, 2:00 AM (10/12/2021, 5:00 PM UTC)

October 5, 2021 1:26 AM – Service restored

・Title : Some users intermittently see only profile pictures or avatars instead of video during Microsoft Teams meetings
・User Impact : Users are intermittently seeing only profile pictures or avatars instead of video during Microsoft Teams meetings.
・More info : Users may be able to disable and then re-enable their video in the meeting for temporary relief from this problem.
・Current status : We estimate that the fix will completely deploy by Tuesday, October 12, 2021.
We’ll continue monitoring the deployment process to ensure that the deployment stays on track and completes as expected.
・Scope of Impact : This issue may intermittently impact a subset of your users and our telemetry indicates that only a small number of organizations may be impacted by this issue.
・Root cause : A recent update to resolve an unrelated issue has resulted in a configuration issue on a component that facilitates some Microsoft Teams meeting video tasks, resulting in impact.
・Next update by : Saturday, October 9, 2021, 2:00 AM (10/8/2021, 5:00 PM UTC)

September 28, 2021 1:16 AM – Service restored

・Title : Some users intermittently see only profile pictures or avatars instead of video during Microsoft Teams meetings
・User Impact : Users are intermittently seeing only profile pictures or avatars instead of video during Microsoft Teams meetings.
・More info : Users may be able to disable and then re-enable their video in the meeting for temporary relief from this problem.
・Current status : Our fix has been validated in our test environment and committed for safe deployment, a process that is expected to take several weeks to complete.
We’re unable to provide an accurate estimation for completing the safe deployment of the fix at this juncture; however, we’re monitoring this process to ensure that the deployment stays on track and will provide an updated estimate of the fix completion when available.
・Scope of Impact : This issue may intermittently impact a subset of your users and our telemetry indicates that only a small number of organizations may be impacted by this issue.
・Root cause : A recent update to resolve an unrelated issue has resulted in a configuration issue on a component that facilitates some Microsoft Teams meeting video tasks, resulting in impact.
・Next update by : Tuesday, October 5, 2021, 2:00 AM (10/4/2021, 5:00 PM UTC)

September 24, 2021 2:57 AM – Service restored

・Title : Some users intermittently see only profile pictures or avatars instead of video during Microsoft Teams meetings
・User Impact : Users are intermittently seeing only profile pictures or avatars instead of video during Microsoft Teams meetings.
・More info : Users may be able to disable and then re-enable their video in the meeting for temporary relief from this problem.
・Current status : We’ve determined that a recent update to resolve an unrelated issue has resulted in a configuration issue on a component that facilitates some Microsoft Teams meeting video tasks, resulting in impact.
We’ve developed a fix for this issue which is currently being validated in a test environment. We expect that the validation and safe rollout process for this fix will take several weeks. We’ll provide a better estimate to deployment to your environment at our next scheduled update.
・Scope of Impact : This issue may intermittently impact a subset of your users and our telemetry indicates that only a small number of organizations may be impacted by this issue.
・Root cause : A recent update to resolve an unrelated issue has resulted in a configuration issue on a component that facilitates some Microsoft Teams meeting video tasks, resulting in impact.
・Next update by : Tuesday, September 28, 2021, 2:00 AM (9/27/2021, 5:00 PM UTC)

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