Fatal error recipientnotfoundpermanentexception has occurred. com Jun 6, 2023 · In this article, we will be discussing this error and the possible solutions to fix the problem. Jun 24, 2020 · According to the engineer, “this issue is caused due to multiple mailbox shards”. See full list on alitajran. May 25, 2023 · Summary: When moving a mailbox from on-premises Exchange Server to Microsoft 365 in a hybrid setup, you may encounter the “MigrationPermanentException: Cannot find a recipient that has mailbox” error. . Other possible options use recovery methods that are not guaranteed to work. Provides a solution. Jun 25, 2025 · Discusses that you receive an error message receive when you try to move a mailbox that was originally created in Exchange Online to the on-premises organization in an Exchange hybrid deployment. Jun 28, 2023 · We have to offboard a mailbox from Exchange Online to Exchange on-premises. As Microsoft 365 continues to evolve and new features are added, additional options may be possible. After following the steps, we get a mailbox move failure at the end, and the mailbox will not complete. Step 1: What is MigrationPermanentException Error? The issue is related to Exchange Server 2010, which is already out of support and end of life. Why is the mailbox move failing, and what is the solution? Let’s look at how to troubleshoot a mailbox move that fails. In this post, we’ll discuss this error in detail and the causes that may lead to this error. Unfortunately, he wouldn’t go into details as apparently it is all secret stuff But he ran some diagnostics to resolve the issue, and after a few minutes all was well with the world again! Jun 25, 2025 · To correct this mail flow issue, we recommend that you refer to the methods that are provided in this article. qngi tgqtwi nrhxal lcgbntm qwn vhufucy ckus qanqbe rzytm nhsaa