Unfortunately, the AU plugin (MIDI Expression Quattro v2.8.2.11) does not work with Logic 10.4.8 nor any other software on my MAC (Mojave 10.14.6)
The VST is OK, but Logic does not work with VST ...
Is there any chance for an update that fixes the problem?
Logic always make a test to installed plugins to verify their compatibility - and this is the test result:
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