SQL 事务日志备份失败，并显示错误 " 操作系统错误 2 ，系统找不到指定文件 "

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Category:: snapcenter

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适用场景

SnapCenter 服务器（ SC ） 4.3
适用于 Microsoft SQL Server 的 SnapCenter 插件（ SCSQL ） 4.3

问题描述

事务日志备份在备份的暂停阶段失败，并显示以下错误：
Unable to open the backup media "<TRB_name>.TRB". Operating system error 2(The system cannot find the specified file)

相应的 SQL 错误日志：
Backup Error: 3041, Severity: 16, State: 1.
Backup BACKUP failed to complete the command BACKUP LOG tmdsm. Check the backup application log for detailed messages.
spid472 Error: 3041, Severity: 16, State: 1..
spid472 BackupDiskFile::OpenMedia: Backup device '<TRB_name>.TRB' failed to open. Operating system error 2(The system cannot find the specified file.).