Attempting to delete an Exchange Server 2016 mailbox database previously used to migrate public folders from Exchange 2010 throws the error: “This mailbox database is associated with one or more active PublicFolderMailboxMigration requests…”
I recently had to assist a client with migrating their Exchange Server 2010 public folders to Exchange Server 2016 and ran into a situation where the mailbox database storing the public folder mailboxes would throw the following error message when I attempt to delete it