The server has received an indication from the 3995 that the indicated volume is out of spare sectors for re-allocation. Spare sectors are reserved to take the place of sectors that experience I/O problems. The re-allocation can take place on either a read or write.
The indicated volume is marked read-only by the server.
A MOVE DATA command should be used as soon as possible to move the data from this cartridge to other cartridges in the library. This cartridge should NOT be marked read-write again through the UPDATE VOLUME command.