Sorry for the issue you’re having. Please see below and let me know what happens.
Plug-in isn’t working in a DAW on Mac:
Confirm you have the latest version of your plug-in installed: https://www.eventideaudio.com/products/plugins
Confirm that you have the latest version of iLok License Manager installed.If you already have iLok License Manager installed, open iLok License Manager and select iLok License Manager → Check For Application Updates in the toolbar.
If you do not have iLok License Manager installed, download the installer at http://www.ilok.com and install.
Make sure the plug-in license is activated to your machine or iLok dongle in the iLok License Manager.
If steps 1-3 don’t solve your issue, close your DAW and uninstall the plugins.
Newer plug-ins have an uninstaller is located at /Applications/Eventide/Uninstallers.
For older plug-ins without an uninstaller, delete the following files:
AAX: Mac HD/Library/Application Support/Avid/Audio/Plug-ins/Eventide/<plugin name>.aaxplugin
VST: Mac HD/Library/Audio/Plug-ins/VST/Eventide/<plugin name>.vst
AU: Mac HD/Library/Audio/Plug-ins/Components/<plugin name>.component
Presets and Docs: ~/Music/Eventide/<Plugin Name>/ (whole folder)
Open your DAW and rescan your plug-ins, and then shut your DAW again.
Deactivate and reactivate the plug-in license in iLok License Manager.
Reinstall your plug-in.
Reopen your DAW and rescan your plug-ins.
Other additional things a user should check for based on their DAW:
Launch Logic Pro X
Go to Preferences->Plug-in Manager, select the desired plug-in(s) and then click “Reset and Rescan Selection”
If the plug-in(s) fails validation, then copy the output of the validation window, and send it to us.
If the plugin passes validation but still does not show in the Insert menus, try the following steps:Close Logic Pro X
Make sure Finder is the active application
While holding the Option key, click on the Go menu at the top of your screen and select Library
Delete the following files from your User Library, if they are present:
Then, open a Terminal window (located at Applications/Utilities/Terminal), and enter the following commands (type each command and press “Enter” afterwards):killall -9 cfprefsd
killall -9 AudioComponentRegistrar
Restart your computer
Restart Logic Pro X