TADP 3.0r4 Hello World will not build - 3 errors

Freshly installed TADP on brand new computer. 3 errors while trying to run Hello World:
all help is appreciated

Description Resource Path Location Type
error: Error retrieving parent for item: No resource found that matches the given name ‘android:Widget.Material.ActionButton’. styles_base.xml /appcompat_v7/res/values-v21 line 75 Android AAPT Problem

Description Resource Path Location Type
The container ‘Android Dependencies’ references non existing library ‘C:\Users\Justin\workspace\appcompat_v7\bin\appcompat_v7.jar’ myFirstApp Build path Build Path Problem

Description Resource Path Location Type
The project cannot be built until build path errors are resolved myFirstApp Unknown Java Problem

hi justinwr00,
it seems that you does not install android-sdk-windows\extras\android\support\v7\appcompat\libs.
you install it via sdkmanager.exe

if you are familar with VS. We have Nsight Tegra for you. you develop NDK in VS.
victor