鏡像資料庫 %1' 的同步處理已中斷，導致資料庫成為不一致的狀態。ALTER DATABASE 命令失敗。請確定鏡像資料庫有備份且在線上，然後重新連接鏡像伺服器執行個體，讓鏡像資料庫能夠完成同步處理。

Synchronization of the mirror database, '%1', was interrupted, leaving the database in an inconsistent state. The ALTER DATABASE command failed. Ensure that the mirror database is back up and online, and then reconnect the mirror server instance and allow the mirror database to finish synchronizing.