Re: Bacula or Drive problem?

On 12/6/25 17:43, Dr. Thorsten Brandau via Bacula-users wrote:
> Hi
> 
> I am using a Neo 24 Tape library with an LTO-9 drive.
> 
> The old one (Tandberg) broke recently and was replaced with a different 
> one. Then the backups with Bacula worked fine for some time. Now I get 
> those errors (again):
> 
> 12-Jun 09:31 -dir JobId 1458: shell command: run BeforeJob "/usr/ 
> libexec/bacula/make_catalog_backup.pl MyCatalog"
> 12-Jun 09:31 -dir JobId 1458: BeforeJob: mysqldump: Deprecated program 
> name. It will be removed in a future release, use '/usr/bin/mariadb- 
> dump' instead
> 12-Jun 09:32 -dir JobId 1458: Start Backup JobId 1458, 
> Job=BackupCatalog.2025-06-12_09.31.24_24
> 12-Jun 09:32 -dir JobId 1458: Using Device "LTO9-1" to write.
> 12-Jun 09:32 -sd JobId 1458: 3991 Bad autochanger "loaded? drive 0" 
> command: ERR=Child exited with code 1.
> Results=mtx: Request Sense: Long Report=yes
> mtx: Request Sense: Valid Residual=no
> mtx: Request Sense: Error Code=70 (Current)
> mtx: Request Sense: Sense Key=Illegal Request
> mtx: Request Sense: FileMark=no
> mtx: Request Sense: EOM=no
> mtx: Request Sense: ILI=no
> mtx: Request Sense: Additional Sense Code = 20
> mtx: Request Sense: Additional Sense Qualifier = 00
> mtx: Request Sense: Field in Error = 00
> mtx: Request Sense: BPV=no
> mtx: Request Sense: Error in CDB=yes
> mtx: Request Sense: SKSV=yes
> mtx: Request Sense: Field Pointer = 00 00
> READ ELEMENT STATUS Command Failed
> 
> 
> No backup possible ("Fatal Error").
> 
> I do not know if this may be caused by Bacual or by the tape itself. 
> Vendor says I must clean, however, the library is set to "autoclean" and 
> a cleaning tape is available. I changed the cleaning tape to a new one, 
> manually cleaned twice and tried again to backup with identical 
> (errorous) result.
> 
> Any idea how to trace the problem to the tape or software? What to do?
> 
> Thank you.
> 
>
Are you using an SCSI controller to drive things?

Have you replaced the cable, or at least made sure it's 100% perfect and 
locked in and so on???

And checked the SCSI card is good?

I switched to fibre-channel a decade ago, no problems since.

	Cheers,
		Gary	B-)