0xe00084f4 or 0xa00084f4 - "An unknown error has occurred" and Tapes show End Marker unreadable

Problem

0xe00084f4 or 0xa00084f4 - "An unknown error has occurred" / Tapes show End Marker unreadable

or E000810c - Physical Volume Library Drive not available.

Error Message

V-79-57344-34036 - Final error: 0xe00084f4 - An unknown error has occurred.

Event Logs: Backup Exec Alert: Job Failed - The job failed with the following error: Physical Volume Library Drive not available

 

Cause

The above error is caused by failing hardware (tape, tape device or drive, adapter card, cable and/or terminator).
 

Solution

1. Confirm the latest Symantec tape device drivers are installed. The latest device drivers can be found from following link :
       
       
 
 2. Check the tape and/or tape device for "end marker unreadable" and/or multiple soft/hard read/write errors.  If found, perform the steps  below: 
  • Run a long erase on the tape showing the errors OR run a cleaning job on the tape drive showing the errors
  • Re-run the backup job to tape

3. If it is HP tape library, disable the HP server management agents by following the below technical article that will fix the problem,

    http://www.symantec.com/docs/TECH61192

Should the "end marker unreadable" and/or multiple soft/hard read/write errors re-appear, please contact the hardware vendor/manufacturer for further assistance.
 
An explanation of "soft" and "hard" write errors visible on the Statistics tab within Backup Exec is found in the following documentation:
 
http://www.symantec.com/docs/TECH7363
 


In Backup Exec 2012, the 'End marker unreadable' is shows under 'Overwrite Protected Until' as shown below:
 
 

and read write errors are show under Statistics, as shown below:

 

 



 

 

 

 

Terms of use for this information are found in Legal Notices.

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