Microsoft is investigating an Outlook bug inflicting desktop app crashes, excessive system useful resource utilization, and stopping customers from logging into their accounts.
Whereas the corporate mentioned these ongoing points solely have an effect on European prospects, customers worldwide have since reported experiencing the identical sign-in and app instability issues.
“We’re investigating an issue in which users in Europe may be experiencing crashing, not receiving emails or observing high memory usage when using the Outlook client,” the corporate mentioned.
“We’re analyzing data from customers experiencing crashes and high memory usage when using the New Outlook desktop app. We’re reviewing service telemetry and reproducing the issue internally to develop a mitigation plan.”
In line with some reviews, the identical issues additionally influence Outlook on the net (OWA), with the app freezing and not loading for some customers in the US and elsewhere.
Affected Outlook (new) prospects have additionally seen the app displaying alerts that advise them to restart the system due to excessive reminiscence consumption.
​In an incident report added to the admin middle (tracked as MO907654), the corporate additionally mentioned that these ongoing points could also be blocking customers from logging into different Microsoft 365 companies.
“Were analyzing service telemetry, specifically networking data and authentication specific to the Netherlands, and further investigating potential impact to other Microsoft 365 services,” Redmond mentioned.
The corporate additionally tweeted by way of its official Microsoft 365 Standing Twitter account that it recognized a possible reminiscence administration difficulty which may be liable for this outage.
“We’re obtaining memory dumps and logs from Outlook client telemetry data for analysis to determine our next steps,” it mentioned.
In August, Microsoft mitigated an Azure outage that took down a number of companies for patrons throughout North and Latin America for greater than two hours.
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