install backupmenu into your device & reboot your device with your keyboard slider open...this will boot backupmenu....now ignore any error on backupmenu startup.... once backupmenu is open look at and option to fsck your device....it will fsck all partition on your device...if there a problem it will be show in its log.... fsck your device a few times to makes sure it can fix any error....after fcsk then use option quit & reboot...remember to close your keyboard to reboot like normal...
checking mydocs... errors may have been encountered: code : 8 fsck.ext2: Bad magic number in super-block while trying to open /dev/mmcblk0p1 press any key to continue