Cocos2d-x Android Studio NDK build C++ DEBUG - WORKS!

I found it here and tried it immediately.
I get the following error, but does anyone know the cause?

make: *** [D:/cocos2dProjects/MyGame/proj.android-studio/app/build/intermediates/ndkBuild/debug/obj/local/armeabi-v7a/libcocos2dxinternal.a] Error
87

    at com.android.build.gradle.tasks.ExternalNativeBuildTaskUtils.executeBuildProcessAndLogError(ExternalNativeBuildTaskUtils.java:233)
    at com.android.build.gradle.tasks.ExternalNativeBuildTask.executeProcessBatch(ExternalNativeBuildTask.java:231)
    at com.android.build.gradle.tasks.ExternalNativeBuildTask.build(ExternalNativeBuildTask.java:163)
    at org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:75)

I am very sorry for the sentence using the Google translation because it is Japanese and I am not good at English.
Thank you for your consideration.