Please look over the following known issues to ascertain that V5.9.7 is right for you.

Logic

• Meters are not reset when playback is stopped.
• Mouse scroll wheel and mighty-mouse scroll ball not supported.
• No MIDI support for Waves Tune and Morphoder.
• In TDM mode, no automation available for MaxxVolume.

Digital Performer

• Mono-to-Stereo plug-in components appear twice on the insert menu.
  Only the ones with the suffix (M->S) should be used.
• The conversion of sessions saved with Waves MAS plug-ins to the AU
  architecture can be slow.
• Toggle automation writes double events.
• Offline processing is not supported for Waves Tune.
• Rewire will not function after de-instantiating and re-instantiating it.
  Restarting DP will solve this issue.
• Closing a plug-in GUI will erase the undo history.
• Waves Tune's GUI must remain open while scanning audio.

Cubase / Nuendo

• Toggle automation doesn't work in "Touch" mode on Nuendo.
  Changing the automation mode to "Auto-Latch" or "Cross-Over" will solve this issue.

Live

• "On/Off" Toggle parameters need to be "On" in order to read
  Clip Envelope automation in Live 7.
• SuperTap 'Snap to Grid' feature does not work.
• Plug-in menu is not alphabetically ordered.

DirectX

• DirectX is no longer supported and old sessions saved with Waves DirectX plug-ins will not be able to load with version 5.9.7.
  Before updating to v5.9.7 be sure to save your Waves plug-ins settings into .xps files and use them to load the settings to v5.9.7 plug-ins.

Cubase / Nuendo

• Multiple open plug-in GUIs can cause sluggishness under Vista.
• Enigma, MetaFlanger, MondoMod, and SuperTap will appear in the
  MIDI Outputs menu, although they do not support MIDI.

Sonar

• No MIDI support for Morphoder.
• No arrow keys and tabs functionality for Waves plug-ins.

WaveLab

• No meters sync in Audio Montage.
• No Tempo Sync for Enigma, MetaFlanger, MondoMod, and SuperTap.
• No arrow keys and tabs functionality for Waves plug-ins.

Live

• Plug-ins menu is not alphabetically ordered.
• SuperTap 'Snap to Grid' feature does not work.
• No arrow keys and tabs functionality for Waves plug-ins.
• Certain plug-ins including DeBreath, LinEQ, and LinMB might slow
  transport response and cause loss of graphic and audio sync.

Sound Forge / Vegas

• Meters are not synchronized.
• No arrow keys and tabs functionality for Waves plug-ins.
• No Tempo Sync for Enigma, MetaFlanger, MondoMod, and SuperTap.

Audition

• No automation support.
• No arrow keys and tabs functionality for Waves plug-ins.
• No Tempo Sync for Enigma, MetaFlanger, MondoMod, and SuperTap.