{"id":17896,"date":"2026-08-15T11:01:29","date_gmt":"2026-08-15T02:01:29","guid":{"rendered":"https:\/\/m365jp.net\/?p=17896"},"modified":"2026-08-15T11:06:24","modified_gmt":"2026-08-15T02:06:24","slug":"servicerestored-cw1454295-microsoft-365-copilot-chat-some-users-may-be-intermittently-unable-to-access-microsoft-365-copilot-chat-in-outlook-on-the-web","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2026-08-15-servicerestored-cw1454295-microsoft-365-copilot-chat-some-users-may-be-intermittently-unable-to-access-microsoft-365-copilot-chat-in-outlook-on-the-web","title":{"rendered":"[serviceRestored] CW1454295 | Microsoft 365 Copilot Chat | Some users may be intermittently unable to access Microsoft 365 Copilot Chat in Outlook on the web"},"content":{"rendered":"
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CW1454295 | Microsoft 365 Copilot Chat | Some users may be intermittently unable to access Microsoft 365 Copilot Chat in Outlook on the web<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\n\n\n\n\n\n\n\n\n\n
Status<\/th>\nserviceRestored<\/td>\n<\/tr>\n
Classification<\/th>\nincident<\/td>\n<\/tr>\n
User Impact<\/th>\nUsers may have intermittently been unable to access Copilot Chat in Outlook on the web.<\/td>\n<\/tr>\n
Last Updated<\/th>\n08\/15\/2026 01:32:12<\/td>\n<\/tr>\n
Start Time<\/th>\n08\/13\/2026 17:26:00<\/td>\n<\/tr>\n
End Time<\/th>\n08\/15\/2026 00:30:00<\/td>\n<\/tr>\n
Latest Message<\/th>\nTitle: Some users may be intermittently unable to access Microsoft 365 Copilot Chat in Outlook on the web<\/p>\n

User impact: Users may have intermittently been unable to access Copilot Chat in Outlook on the web.<\/p>\n

More info: When some users attempted to access Copilot Chat in Outlook on the web, they may have intermittently received an error that stated, “Something went wrong. An error occurred. Please try again.”<\/p>\n

Final status: Our investigation identified a misconfiguration with the Agent Builder feature, which caused users to intermittently be unable to access Copilot Chat in Outlook on the web. We disabled this configuration within the feature and confirmed with previously affected users that impact is remediated.<\/p>\n

Scope of impact: Impact was specific to some users who attempted to access Copilot Chat in Outlook on the web.<\/p>\n

Start time: Thursday, August 13, 2026, at 5:26 PM UTC<\/p>\n

End time: Saturday, August 15, 2026, at 12:30 AM UTC<\/p>\n

Root cause: A misconfiguration with the Agent Builder feature, which caused users to intermittently be unable to access Copilot Chat in Outlook on the web.<\/p>\n

Next steps:
– To help prevent similar impact in the future, we’re further reviewing the underlying cause of the misconfiguration.<\/p>\n

This is the final update for the event.<\/td>\n<\/tr>\n

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CW1454295 | Microsoft 365 Copilot Chat | Some users may be intermittently unable to access Microsoft 365 Copil […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-17896","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/17896","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/comments?post=17896"}],"version-history":[{"count":0,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/17896\/revisions"}],"wp:attachment":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/media?parent=17896"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/categories?post=17896"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/tags?post=17896"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}