alter database wtlog_2008_m12 set emergency alter database wtlog_2008_m12 set single_user with rollback immediate alter database wtlog_2008_m12 rebuild log on (name=wtlog_2008_m12, filename='D:/watcher/database/wtlog_2008_m12.ldf') alter database wtlog_2008_m12 SET MULTI_USER with rollback immediate