Hi guys! I had the same issue. And a simple trick helped. 1. Quit AE. 2. Go to Finder > Go > Go to Folder > ~/Library > Application Support > Adobe then find Common folder and rename it ("Old Common" for example). 3. Go to Documents > Adobe and rename all After Effects CC folders ("Old After Effects CC" for example). 4. Restart AE. It worked in my case.
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