我需要解决方案
Steps followed:-
a) Created a netbackup backup policy, completed the backup on a tape drive.
b) Expired the tape drive on which backup is taken.
c) Under catalog section, selected "initiate import", selected image type as tape and provided a media ID.
d) Process completed succesfully, log file got created, with message import of mediad id "xyz" completed successfully.
e) Even after that "import" is not getting enabled.