I am using 64 WIndows version of CS5.5. Even my basic filters (blur/gaussian) are missing from the dropdown menu. Please help.
Regards
SYheet
Normally that 3D Engine filter shouldn't cause those kind of problems.
If you want to get photoshop working properly some more information is needed.
(put the 3d engine plugin back in before doing any of the below)
Did you try resetting the photoshop cs5 preferences?
http://forums.adobe.com/thread/375776?tstart=0
Have you updated your graphics card drivers from the gpu makers site (not through windows update)?
Could you post your photoshop cs5 system info as PECoutrtejoie requested?
(from withing photoshop cs5: Help>System Info)
North America
Europe, Middle East and Africa
Asia Pacific