android - getting black screenshots with Robotium in openGL project -


i have android project uses opengl c++ , ndk, , uses game engine uses glsurfaceview. want test project robotium, , using version 4.1.

when try screenshot in tests with:

solo.takescreenshot();

i'm getting black screenshot, , can see error on logcat:

java.lang.nosuchfieldexception: mrenderer     @ java.lang.class.getdeclaredfield(class.java:631)     @ com.jayway.android.robotium.solo.reflect$fieldrf.getfield(reflect.java:110)     @ com.jayway.android.robotium.solo.reflect$fieldrf.out(reflect.java:68)     @ com.jayway.android.robotium.solo.solo.wrapallglviews(solo.java:2301)     @ com.jayway.android.robotium.solo.solo.takescreenshot(solo.java:2285)     @ com.jayway.android.robotium.solo.solo.takescreenshot(solo.java:2271) [...]

any advice?


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