While I was copying fids, I got this

Code:

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/drive1/fids/_00000/891 -> /drive0/fids/_00000/891
/drive1/fids/_00000/8a0 -> /drive0/fids/_00000/8a0
/drive1/fids/_00000/8a1 -> /drive0/fids/_00000/8a1
/drive1/fids/_00000/8c0 -> /drive0/fids/_00000/8c0
/drive1/fids/_00000/8c1 -> /drive0/fids/_00000/8c1
/drive1/fids/_00000/8d0 -> /drive0/fids/_00000/8d0
/drive1/fids/_00000/8d1 -> /drive0/fids/_00000/8d1
/drive1/fids/_00000/8e0 -> /drive0/fids/_00000/8e0
/drive1/fids/_00000/8e1 -> /drive0/fids/_00000/8e1
/drive1/fids/_00000/8f0 -> /drive0/fids/_00000/8f0
hda: irq timeout: status=0xd0 { Busy }
ide0: reset timed-out, status=0xd0
hda: status timeout: status=0xd0 { Busy }
hda: drive not ready for command
ide0: reset timed-out, status=0xd0
hda: status timeout: status=0xd0 { Busy }
end_request: I/O error, dev 03:04 (hda), sector 99066
hda: drive not ready for command
hda: status timeout: status=0xd0 { Busy }
hda: drive not ready for command
EXT2-fs error (device ide0(3,4)): ext2_write_inode: unable to read inode block - inode=420, block=49533
ide0: reset timed-out, status=0xd0
hda: status timeout: status=0xd0 { Busy }
hda: drive not ready for command
ide0: reset: success
hda: irq timeout: status=0xd0 { Busy }
ide0: reset timed-out, status=0xd0
hda: status timeout: status=0xd0 { Busy }
hda: drive not ready for command
ide0: reset timed-out, status=0xd0
hda: status timeout: status=0xd0 { Busy }
end_request: I/O error, dev 03:04 (hda), sector 398331
hda: drive not ready for command
hda: status timeout: status=0xd0 { Busy }
hda: drive not ready for command
ide0: reset timed-out, status=0xd0
hda: status timeout: status=0xd0 { Busy }
hda: drive not ready for command
ide0: reset: success
hda: irq timeout: status=0xd0 { Busy }

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Does anybody know what it means? It is not stopping, and I don't kknow if it is wise to unplug the player....