Investing in legitimate software like Native Instruments Komplete 8 not only supports the creators but also ensures you have access to proper support, updates, and peace of mind regarding legal and security issues. If you're experiencing issues with your Mac OSX and Komplete 8, I recommend reaching out to Native Instruments' support team for assistance.
If you own a legitimate license but are facing installation errors, the following steps are typically used to "fix" or bypass common hurdles: