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I'm new to AR. I run sample of ImageTargets have problem

[ATTACH]262[/ATTACH] [ATTACH]263[/ATTACH] I have this problem please help me to solve.

be sure your sysytem path already add your ndk folder for example C:\>path PATH=c:\Development\Android\android-ndk-r7b then change folder to your sample folder then type ndk-build you will see like these messages #not really 100% the same C:\Development\Android\vuforia-sdk-android-1-5-9\samples

Have you set up Cygwin? You can use the "cd" command in Cygwin to change directories to the sample folder. Something like this: cd /cygdrive/c/Development/Android/vuforia-sdk-android-1-5-9/samples/ImageTargets (change the path as needed) Then type "ndk-build".