How to get any of the Source Elements plugins to show up in Logic Pro X

This article contains information about Adobe Audition and all of the Source Elements plugins (Source-Connect Link, Source-Nexus I/O, Source-Nexus Review). 

My Source Elements plugins do not show up in the Logic Pro AU plugin list

Logic | Pro and Pro X | macOS

Description

Users trying to find any Source Elements plugins in Logic Pro or Pro X cannot find them.

Cause

The plugin has been blacklisted and needs to be reset.

Actions

In order to fix the problem:

1. In the menu, go to Logic Pro > Settings > Plug-in Manager.
2. Search for the “Source-Connect Link" plugin on the list.
3. Make sure the box for “Use” is checked.
4. Click “Reset & Rescan Selection”.
5. After the rescan is completed, click “Done”.

If that does not work, try the following:

1. Restart Logic.
2. Reboot the computer.
3. Delete the plugin cache file at ~/Library/Caches/AudioUnitCache/com.apple.audiounits.cache
4. Make sure the license for your Source Elements plugin is activated. Try re-installing the plugin
5. Update/reinstall iLok License Manager.

Also, check if the Software Monitoring option is enabled in Logic Pro X settings under Preferences > Audio > General.

As a last note, make sure the ReWire behavior menu is set to Playback mode in the Logic Pro > Preferences > Audio menu if you are working with Source-Connect Link.