In Pro Tools 5.3, TDM Plug-Ins on a 5.1, 6.0, 6.1 or 7.0 Master fader only...

In Pro Tools 5.3, TDM Plug-Ins on a 5.1, 6.0, 6.1 or 7.0 Master fader only pass audio through the left front channel.

This will happen only in 192k Hz sessions and only on those Master faders (5.1, 6.0, 6.1 and 7.0). All other paths work fine. This has been fixed in Pro Tools 5.3.1

Other Popular Articles:
• Mbox and latency issues with Pro Tools LE for recording and playback.
• Do the Focusrite ISA430 and the ISA220 use the same digital card?
• How do I generate a MIDI click track / Setup MIDI for a controller keyboard?
• Can I use the Digidesign 192 interface to perform analog transfers directly from industry standard multi-track recorders? Have you tested for frequency response anomalies on a transfer like this?
• Pro Tools TDM 5.1.3cs2 Update for Pro Tools|24 & MIX Macintosh Systems using Pro Tools 5.1.3