在 "%1" 结尾处的备份数据格式不正确。该媒体上的备份集可能已损坏，无法使用。若要确定该媒体上的备份集，请使用 RESTORE HEADERONLY。若要确定备份集的可用性，请运行 RESTORE VERIFYONLY。如果所有备份集都不完整，请使用 BACKUP WITH FORMAT 重新格式化该媒体，此操作将破坏所有备份集。

The backup data at the end of "%1" is incorrectly formatted. Backup sets on the media might be damaged and unusable. To determine the backup sets on the media, use RESTORE HEADERONLY. To determine the usability of the backup sets, run RESTORE VERIFYONLY. If all of the backup sets are incomplete, reformat the media using BACKUP WITH FORMAT, which destroys all the backup sets.