no cd dvd drives recognized remedy

After installing Vista my DVD Rom and DVD RW drives were not recognized. I applied the registry edit as suggested by Microsoft at the following link and both are now fully operational. http://support.microsoft.com/default.aspx?scid=kb;en-us;320553

About 95% the remedy is this:
http://support.microsoft.com/kb/320553/en-us
The other 5 of the time you can choose among these:
http://support.microsoft.com/search/default.aspx?query=cd+dvd+not+recognized&catalog=LCID%3D1033&spid=&qryWt=&mode=r&cus=False&x=9&y=14
CH

"Rob" wrote in message

After installing Vista my DVD Rom and DVD RW drives were not recognized. I applied the registry edit as suggested by Microsoft at the following link and both are now fully operational. http://support.microsoft.com/default.aspx?scid=kb;en-us;320553

"Rob" wrote:

After installing Vista my DVD Rom and DVD RW drives were not recognized. I applied the registry edit as suggested by Microsoft at the following link and both are now fully operational. http://support.microsoft.com/default.aspx?scid=kb;en-us;320553

This post worked for me even though I had no upperfilters data type. I still deleted the lowerfilters and Vista recognized my Pioneer DVD RW after reboot. Thanks!
"Rob" wrote:

After installing Vista my DVD Rom and DVD RW drives were not recognized. I applied the registry edit as suggested by Microsoft at the following link and both are now fully operational. http://support.microsoft.com/default.aspx?scid=kb;en-us;320553