this is the latest :
define drive cscadsm mt0 device=/dev/mt0 element=16
ANR8420E DEFINE DRIVE: An I/O error occurred while accessing drive MT0.
ANS8001I Return code 3.


MMSV->libList: head=305BB3F4, tail=305BB3F4

Library CSCADSM (type SCSI):
  refs=0, online=1, borrows=0,
  create=0, update=0, driveListBusy=0
  autochanger list:
    dev=/dev/lb0, busy=0, online=1, LTS=0
  drive list:
    MT0 (/dev/rmt3):
      type=16, mod=32, busy=0, online=0,
      avail=1, polled=0, elem=16, createPending=0,
      priorReadFailed=0, priorWriteFailed=0,
          priorLocateFailed=0,
      update=0, checking=0,
      offline time/date: 00:00:00  1900/00/00
      Log sense counters last dismount:
    MT1 (/dev/rmt4):
      type=16, mod=32, busy=0, online=0,
      avail=1, polled=0, elem=17, createPending=0,
      priorReadFailed=0, priorWriteFailed=0,
          priorLocateFailed=0,
      update=0, checking=0,
 update=0, checking=0,
  offline time/date: 00:00:00  1900/00/00
      Log sense counters last dismount:
  library extension at 305BA364