It means that one of the Debian profiles has a parsing problem, not the whonixcheck profile.
Again, you can check which profiles are in enforced mode with
Explanation: the Debian profiles are developed in jessie/sid with the latest version of AppArmor (2.9). Whonix being still based on wheezy, we are using AppArmor 2.7, hence the errors reported from some of the Debian profile.
This is not a problem. To get rid of the red "failed!" message, you should disable all the non whonix profiles.