Missing Files Library

[akueajim]

Hi, i got and error occured. did i missed something else ?

here the error information :

Information:Gradle tasks [clean, :app:generateArmDebugSources, :app:generateArmDebugAndroidTestSources, :app:compileArmDebugSources, :app:compileArmDebugAndroidTestSources, :libraries:opencv:generateDebugSources, :libraries:opencv:generateDebugAndroidTestSources, :libraries:opencv:compileDebugSources, :libraries:opencv:compileDebugAndroidTestSources]
C:\Users\Asus-Akueajim\Desktop\OpenCV-AndroidSamples-master\app\src\main\jni\Tutorial2.cpp
Error:(2, 33) opencv2/core/core.hpp: No such file or directory
C:\Users\Asus-Akueajim\Desktop\OpenCV-AndroidSamples-master\app\src\main\jni\DetectionBasedTracker.cpp
Error:Execution failed for task ':app:compileArmeabiDebugArmNdklibrarysampleSharedLibraryNdklibrarysampleMainCpp'.

Multiple build operations failed.
C++ compiler failed while compiling Tutorial2.cpp.
C++ compiler failed while compiling DetectionBasedTracker.cpp.
See the complete log at: file:///C:/Users/Asus-Akueajim/Desktop/OpenCV-AndroidSamples-master/app/build/tmp/compileArmeabiDebugArmNdklibrarysampleSharedLibraryNdklibrarysampleMainCpp/output.txt
Information:BUILD FAILED
Information:Total time: 25.095 secs
Information:3 errors
Information:0 warnings
Information:See complete output in console

[akueajim]

here the output.txt file

output.txt

[khacbac]

I have same issue,Did you fixed it ?