liteon sohw-802s wont read!!!

hi everyone, please can you help my drive wont read certain discs anymore, it used to read imation dvd+rw fine until recently. it will only read packard bell ones now and ive got some blank dvd-rw imations that it wont even say are in the drive. i have tried uninstalling thru device man but that didnt work.
any help is really appreciated.

 

its ok all sorted now.

 

I got the same problem, how do you fix it. I hobe you can help me.

thangs

 

My liteon sohw-802s plays both music and dvd's. It will write data but will not read data. It sees the cd but will not read the files or open.
Any hep??
Thanks