First of all, that is not CS6. That is CC. Look at your screenshots; nothing says CS6, everything says CC.
Second, that's not even the updated version of the version you are running! If you want to run smoothly, you should update. The latest version of CS6 is 11.0.4, the latest version of CC is 22.214.171.124, and the latest version of CC 2014 is 126.96.36.199 Launch your Creative Cloud software and update AE!
Third, for your Mocha issue, you launch Mocha AE from inside AE. If you've purchased Mocha Pro, you install and run it - don't run try to run Mocha AE.
Fourth, for the GPU Manager error, what GPU do you have?