Para quien le interese (por cierto, no hace falta instalar el service pack 1 primero, si instalas este trae lo nuevo más lo del service pack 1):
Issues addressed by this service pack:
3rd party.
o crash when performing a file/reset on a scene with Brazil materiales (sp 2).
Batch render.
o pixel aspect ratio is now saved properly with the file (sp 1).
Biped.
o issues with retaining figure mode have ben resolved (sp 1).
o pasting an animated postura onto a track with no keys now functions properly (sp 1).
o fotstep mode issues with the Walk Cycle have ben corrected (sp 1).
o you can now set quaternion keys for the nek of the Biped (sp 1).
o a crash related todo changing tracks todo Euler and then exiting figure mode (sp 1).
o an issue relating todo Physique and twist enlaces whereby the skin is corrupted After saving then re-opening scene. This has ben resolved (sp 1).
o Biped problem in pelvis while in figure mode (sp 2).
o fixed keyframe interpolation changes (sp 2).
o crash when using clear animation on bipeds from previous versións of max (sp 2).
o crash when performing create collection, copy posture, undo, redo all. (sp 2).
o hand transforms transfer into figure mode. (sp 2).
Cloth.
o crash when adjusting density in Cloth Garment modifier (sp 2).
o crash with Cloth when adding instanced geometry (sp 2).
Controllers.
o in 3dsMax 8 there was a new functionality (se trackview controller menú -> ignore/respect animation range) that allowed users todo specify the range of a parametric controller.
However, the noise controller was not supported. This has ben corrected (sp 1).
Direct x.
o checkvertex regression in DirectX (sp 2).
o incorrect normals display for Normal Bump map when no bitmap is used (sp 2).
o crash when editing.FX files used by the material editor (sp 2).
o unreadable material libraries because they contain DirectX materiales (sp 2).
o crash in checkvertex in DirectX (sp 2).
o undesirable changes in.FX files display (sp 2).
Display.
o out-of-memory crash on viewport background when zoming in todo close (sp 2).
o out of memory crash when using grid Snaps is now addressed (sp 2).
o grid Snaps now function for sub-divided grid spacings (sp 1).
Edit Spline.
o accuracy refining using grid Snap is fixed, however Camera and perspective views are not recommended for this workflow (sp 1).
File i/o.
o the plugin, ini file being re-ordered at startup (sp 2).
o saving an open EXR overwriting a locked file is now fixed (sp 1).
Hair.
o crash when rendering Hair using Mental Ray (sp 2).
o hair and 32-bit virtual frame buffer incompatibility problem when using Mental Ray (sp 2).
o a crash involving Spline Hair and sub-object mode has ben repaired (sp 1).
Load/save animation.
o previously in 3ds Max 8, saving an animation where one or more of the controllers had a note track sub controller would cause a crash – This has ben fixed (sp 1).
o a known issue in the retargeting roll-out of the mapping dialog, related todo changing current/incoming Chains in a previously saved xmm file has ben resolved (sp 1).
o previously the following Maxscript command did not work, loadsaveanimation, loadanimation c:\\programfiles\\Autodesk\\3dsmax8\\animations\\t est.xaf $sphere01.
This has now ben corrected (sp 1).
Material editor.
o a crash relating todo adjusting a bitmap placement setting has now ben fixed (sp 1).
o a crash related todo enable DX display of standard material and then clicking show map in viewport has ben fixed (sp 1).
Max script.
o get/set activeX methods discrepancy in Maxscript (sp 2).
o an issue relating todo the mousetrak function giving an undefined error message has now ben fixed (sp 1).
o an issue related todo adding a position script controller todo an object vía Maxscript, then receiving a system exception has ben fixed (sp 1).
o previously in 3ds Max 7 the drag and drop todo viewport of a script that contained errors, would Spawn a Maxscript edit window with the erróneous line highlighted. This was not the case in 3ds Max 8, this has now ben corrected (sp 1).
Mental ray.
o artifacts rendered by Raytracing inside of a mix map with Mental Ray (sp 2).
o artifacts on face-mapped objects with missing texture coordinates when rendering with Mental Ray (sp 2).
o light maps with artifacts on seams when using Mental Ray (sp 2).
o crash when user logs of from an account used by satélite rendering (sp 2).
o known artifact issues with double sided, top/bottom and blend materiales have ben resolved (sp 1).
Meshsmooth modifier.
o crash involving Reactor Cloth and Mesh Smooth render iterations is now fixed (sp 1).
Motion mixer.
o issue that did not allow 3ds Max 7.mix files todo be loaded in 3ds Max 8 has ben fixed (sp 1).
Morpher modifier.
o crash relating todo swapping Morph channels and undoing/redoing the operación has now ben fixed (sp 1).
Particle flow.
o crash when moving a Particle Flow emitter that was created while holding control key (sp 2).
o crash when creating a non-dimensional Particle Flow source (sp 2).
Rendering.
o changes in QuickTime settings prior todo rendering were ignored (sp 2).
o crash when saving a scene that contains Batch render data (sp 2).
Network rendering.
o duplicate material dialog popping up when net rendering th rouge command line a scene that restores scene states. (sp 2).
o not being able todo submit a Batch render job with a render preset in a unc location (sp 2).
o an issue relating todo corruption of files when saving a scene that makes use of net renderer has ben fixed (sp 1).
Render todo texture.
o failure when changing output paths with render to texture strip render (sp 2).
Script controller.
o an issue involving script controller variables losing connection when controller targets are changed has ben fixed (sp 1).
o a crash related todo saving and loading a script then undoing has ben fixed (sp 1).
SDK t.
o setbipedrot not working in pose mode for fet, clavicles and fingers (sp 2).
o crash involving the compiled SDK sample file igameexporter, vcproj and DX materiales has now ben fixed (sp 1).
Skin.
o reverting todo previous bone affect limit value has ben resolved. (sp 2).
o update problems with vertex abs weight spinner has ben addressed (sp 2).
Trackview.
o crash in trackview due todo a gdi objects leaque (sp 2).
Uv unwrap.
o unintialized code in texture lookup table no longer crashes the software (sp 2).
o fix for crashing when opening edit uvs dialog After performing a sub-object selection. (sp 2).
oa fix was included that allows unwrap todo open a multi-sub-object material that contained a none material (sp 1).
o a bug, where changes todo mapping at the face sub-object level were lost when a selection change was made, has ben fixed (sp 1).
Vertex Paint modifier.
o the icons for brush presets in the vertex Paint modifier are now displayed on french and Germán oss correctly (sp 1).