Support:kb404531 Error "application is not supported on this architecture" when launching Premiere Pro

• Error "application is not supported on this architecture" when launching Premiere Pro, After Effects, Soundbooth or Encore CS4 on Mac OS

When you start Adobe Premiere Pro, Adobe After Effects, Adobe Soundbooth or Adobe Encore CS4 on Mac OS, the error "You can't open the application '<application name>' because it is not supported on this architecture" displays and the application won't launch.