Microsoft Alert: Service degradation – Exchange Online – Users are intermittently unable to send email messages in Outlook on the web using Internet Explorer 11- RESOLVED

14-06-2021 09:31:02 AM (BST)

Issue Reported: 8/06/2021 13:00:00 PM

Microsoft Reference : EX261459

Issue Status: RESOLVED

Issue Description: Users were intermittently unable to send email messages in Outlook on the web using Internet Explorer 11.

Users could use other internet browsers, such as Microsoft Edge, to send email messages via Outlook on the web.

Users would see the following error message when attempting to send email. ‘This message can’t be sent right now. Please try again later.’

Scope of impact: All users attempting to send email in Outlook on the web using Internet Explorer 11 may have intermittently experienced impact.

Final Update – 14/06/2021 9:31:00 AM: Microsoft have identified that the latest Outlook on the web JavaScript file downloaded from the Content Delivery Network contained a code issue, resulting in impact. Microsoft have rolled back this file and confirmed with affected users that impact was remediated.

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