{"id":12944,"date":"2025-09-22T21:00:55","date_gmt":"2025-09-22T12:00:55","guid":{"rendered":"https:\/\/m365jp.net\/?p=12944"},"modified":"2025-09-22T21:04:50","modified_gmt":"2025-09-22T12:04:50","slug":"servicedegradation-ex1157370-exchange-online-some-admins-may-be-unable-to-provision-new-mailboxes-in-exchange-online-2","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2025-09-22-servicedegradation-ex1157370-exchange-online-some-admins-may-be-unable-to-provision-new-mailboxes-in-exchange-online-2","title":{"rendered":"[serviceDegradation] EX1157370 | Exchange Online | Some admins may be unable to provision new mailboxes in Exchange Online"},"content":{"rendered":"
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EX1157370 | Exchange Online | Some admins may be unable to provision new mailboxes in Exchange Online<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\n\n\n\n\n\n\n\n\n\n
Status<\/th>\nserviceDegradation<\/td>\n<\/tr>\n
Classification<\/th>\nadvisory<\/td>\n<\/tr>\n
User Impact<\/th>\nAdmins may be unable to provision new mailboxes in Exchange Online.<\/td>\n<\/tr>\n
Last Updated<\/th>\n09\/22\/2025 11:09:53<\/td>\n<\/tr>\n
Start Time<\/th>\n09\/22\/2025 09:17:32<\/td>\n<\/tr>\n
End Time<\/th>\n<\/td>\n<\/tr>\n
Latest Message<\/th>\nTitle: Some admins may be unable to provision new mailboxes in Exchange Online<\/p>\n

User impact: Admins may be unable to provision new mailboxes in Exchange Online.<\/p>\n

More info: Some admins may also be unable to assign licenses to new users.<\/p>\n

Final status: We’ve identified that a recent configuration update, deployed through our Experimentation and Configuration Service (ECS), introduced an unexpected regression that has led to impact. To mitigate this, we’ve disabled the change and are actively monitoring service telemetry to confirm if the issue has been resolved.<\/p>\n

Scope of impact: Impact is specific to some users who are served through the affected infrastructure.<\/p>\n

Start time: Monday, September 22, 2025, at 3:45 AM UTC <\/p>\n

Root cause: A recent configuration update, deployed through our ECS, introduced an unexpected regression that has led to impact.<\/p>\n

Next update by: Monday, September 22, 2025, at 1:30 PM UTC<\/td>\n<\/tr>\n

Machine Translation<\/th>\n\u30bf\u30a4\u30c8\u30eb: \u4e00\u90e8\u306e\u7ba1\u7406\u8005\u306f\u3001Exchange Online \u3067\u65b0\u3057\u3044\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u3092\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u3067\u304d\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059<\/p>\n

\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u5f71\u97ff: \u7ba1\u7406\u8005\u306f\u3001Exchange Online \u3067\u65b0\u3057\u3044\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u3092\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u3067\u304d\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u8a73\u7d30: \u4e00\u90e8\u306e\u7ba1\u7406\u8005\u306f\u3001\u65b0\u3057\u3044\u30e6\u30fc\u30b6\u30fc\u306b\u30e9\u30a4\u30bb\u30f3\u30b9\u3092\u5272\u308a\u5f53\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u6700\u7d42\u30b9\u30c6\u30fc\u30bf\u30b9: Experimentation and Configuration Service (ECS) \u3092\u901a\u3058\u3066\u30c7\u30d7\u30ed\u30a4\u3055\u308c\u305f\u6700\u8fd1\u306e\u8a2d\u5b9a\u66f4\u65b0\u306b\u3088\u308a\u3001\u4e88\u671f\u3057\u306a\u3044\u30ea\u30b0\u30ec\u30c3\u30b7\u30e7\u30f3\u304c\u767a\u751f\u3057\u3001\u5f71\u97ff\u304c\u751f\u3058\u3066\u3044\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u307e\u3057\u305f\u3002\u3053\u308c\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u306b\u3001\u5909\u66f4\u3092\u7121\u52b9\u306b\u3057\u3001\u30b5\u30fc\u30d3\u30b9 \u30c6\u30ec\u30e1\u30c8\u30ea\u3092\u7a4d\u6975\u7684\u306b\u76e3\u8996\u3057\u3066\u3001\u554f\u984c\u304c\u89e3\u6c7a\u3057\u305f\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u5f71\u97ff\u306e\u7bc4\u56f2: \u5f71\u97ff\u306f\u3001\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3092\u4ecb\u3057\u3066\u30b5\u30fc\u30d3\u30b9\u3092\u53d7\u3051\u308b\u4e00\u90e8\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u56fa\u6709\u3067\u3059\u3002<\/p>\n

\u958b\u59cb\u6642\u9593: 2025 \u5e74 9 \u6708 22 \u65e5\u6708\u66dc\u65e5\u5348\u524d 3 \u6642 45 \u5206 UTC<\/p>\n

\u6839\u672c\u539f\u56e0: ECS \u3092\u901a\u3058\u3066\u30c7\u30d7\u30ed\u30a4\u3055\u308c\u305f\u6700\u8fd1\u306e\u8a2d\u5b9a\u66f4\u65b0\u306b\u3088\u308a\u3001\u4e88\u671f\u3057\u306a\u3044\u30ea\u30b0\u30ec\u30c3\u30b7\u30e7\u30f3\u304c\u767a\u751f\u3057\u3001\u5f71\u97ff\u304c\u767a\u751f\u3057\u307e\u3057\u305f\u3002<\/p>\n

\u6b21\u56de\u66f4\u65b0\u65e5: 2025 \u5e74 9 \u6708 22 \u65e5\u6708\u66dc\u65e5\u3001\u5348\u5f8c 1 \u6642 30 \u5206 UTC<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

EX1157370 | Exchange Online | Some admins may be unable to provision new mailboxes in Exchange Online Status s […]<\/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-12944","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/12944","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=12944"}],"version-history":[{"count":0,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/12944\/revisions"}],"wp:attachment":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/media?parent=12944"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/categories?post=12944"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/tags?post=12944"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}