Hi Tiago ,
- Please refer to "Getting Started with Kinetis SDK (KSDK) v.1.3.pdf" (I attached it for you) to run KSDKv1.3 demo :

I think you missing the step of “Build the platform libray” .
- Now the latest version of KSDK is v2.2 , it is more simple to used, I strongly recommend you use the latest versoin:
Software Development Kit for Kinetis MCUs|NXP
Hope it helps
Have a great day,
TIC
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