Linux Repair Database

Hello,

Im trying to either do a cleanup or repair the database on a FreeNas Linux Shell but i am getting the following errors

2017-10-02 08:45:36: WARNING: SQLite: os_unix.c:33991: (13) open(/usr/local/var/
urbackup/backup_server_link_journal.db-shm) - errorcode: 14
2017-10-02 08:45:36: WARNING: SQLite: unable to open database file errorcode: 14
2017-10-02 08:45:36: WARNING: SQLite: cannot open file at line 33991 of [a65a628
93c] errorcode: 14

Any ideas on this?