make_tape_recovery spits out i/o error after "Wrtiing boot LIF to tape" ???

[Sammy_2]

make_tape_recovery -a /dev/rmt/1mn -I -v -x inc_entire=vg00  -> command use to backup.

I have tape in the drive. wondering what is causing the i/o error.

        /var/opt/ignite/recovery/2012-02-03,14:57/flist -n 2012-02-03,14:57 -r
         64 -d Recovery\ Archive -t -i 1 -m t
       * Saving the information about archive to
         /var/opt/ignite/recovery/previews
       * Creating The Tape Archive
       * Checking configuration file for Syntax
Adding /opt/ignite/Version file to LIF.
       * Writing boot LIF to tape
1+0 records in
0+1 records out
I/O error

[Patrick Wallek]

Check your tape. Clean the tape drive.  Try a new tape.

It did not successfully write the boot lif to tape.  Notice the "I/O error".