After effects won't open

[carver922]

affer effects can't continue: error while accessing the preference files inside/users/-------/Library/preferences/Adobe/After Effects/17.0 please verify the file permissions and try again

[Nancy OShea]

Please ensure your computer meets or exceeds the minimum system requirements to run Creative Cloud + all other apps you intend to use. And that your computer user profile has admin level permissions.
https://helpx.adobe.com/creative-cloud/system-requirements.html