Mac: VST preset saving/loading won't work in Ableton Live (64-bit version)

Some users have reported issues when saving and/or loading a VST Program (.fxp) or VST Bank (.fxb) in Ableton Live 64-bit version.

The known symptoms are:

This is currently known to affect all Softube plug-ins except Console 1 and Modular.

Workaround: Use the Softube Preset Collection instead.