VST Kontak5 (5.2.1)

Under vvvv_45beta31.2_x86, I test all standard VST plugin and they work:

Polykeys, SupaPhaser, Synth1 VST

Excepted Kontakt 5 (version (5.2.1)

The sound is inaudible ?

Instead of using VST Plugin, I used MIDI In/Out Patches, that works.