you can try these commands in terminal (Applications >> Accessories >> Terminal )
MOUNT :
*sudo mount /media/cdrom0/ -o unhide*
UNMOUNT:
*sudo unmount /media/cdrom0/*
unmount by force :
*sudo umount /media/cdrom0/ -l*
--
Nasir Khan Saikat
[নাসির খান সৈকত]
www.nasirkhan.co.cc
nasir8891.wordpress.com
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