Hello I am on After Effects CC 2015 (the latest version) and whenever I ram preview it says "After Effects error: Cached Preview needs 2 or more frames to playback.". It does not allow me to preview.
MacBook Pro (Retina, 13-inch, Late 2013)
Processor 2.4 GHz Intel Core i5
Memory 8 GB 1600 MHz DDR3
Graphics Intel Iris 1536 MB
Users who had encountered this error in earlier versions had used different workarounds. Check whether one of the following methods help:
For persistent causes of this issue, today's bug fix update should solve it.
See the Adobe blog post for more information: A June 2017 Update to After Effects CC Is Now Available | Creative Cloud blog by Adobe
Please let us know if it works for you!