tape drive error
 

I use RH8 and DDS4 tape drive , I have just replace the same model tape drive , after that , I try to backup data , then it pop the below message , but I can mt off to eject the tape , could suggest do I need to detect the hardware after replace tape drive ? thx

/tmp> tar -cvf /dev/st0./*.txt
./errcon.txt

tar: /dev/tape: Warning: Cannot close: Input/output error