Fixes in Nuendo 1.5.3:

-no clicks on right output channel anymore with dual processing active.

-VSTi and MIDI capable inserts do not share MIDI port anymore.

-send effects to 2nd or later buses have active output again after opening the project.

-no more crash when creating an empty project with preference "autoselect under cursor" is active.

-output bus faders control correct bus after deactivating a bus used in a surround setup.

-all problems with MIDI notes to VSTi not exported as audio are fixed.

-Halion doesn't crash anymore when another VSTi is unloaded from the VSTi rack.

-Quicktime video with thumbnails view do not crash anymore.

-Graphics and audio are not out of sync anymore.

-Parse error with Premiere Generic EDL import is gone.

-Input Monitor status saved if there is a master insert fx.

-Scope plug-in stores it's settings.

-NuendoCompressor lost it's MP noise bug (new Nuendocomp version).

-Overdrive plugin does not mute output anymore (new Overdrive version).

-USM crash with program changes is gone (new USM version).

-SMPTE Generator sends valid signal with MP active (new SMPTE Gen. version) & NTSC bugs fixed (but read the known issues!)