To check for the appropriate permissions:
/Library/Application Support/Adobe/Common/Plug-ins/7.0/MediaCore.The cause of the issue appears to be Sonoma adjusting the permissions and access to folders that After Effects requires to run. Users may also find installed plugins are failing to load or exports from the Render Queue are failing in ways they did not before upgrading to Sonoma. check for permissions or other error messages After Effects can't continue: unexpected failure during application startup.After Effects can't continue: internal structure inconsistency (g) ( 25 :: 2 ).Users upgrading to MacOS Sonoma (version 14) may find that After Effects will not startup and will report errors such as: