Android Ndk Glreadpixels() From Offscreen Buffer

I'm writing a game using android ndk. I'm using picking to select objects in opengl. For that i have an offscreen framebuffer object where i render into and i use glReadPixels() to

Solution 1:

the problem was just a threading issue. all openGL calls have to be done in the same thread. Otherwise this can result in weird behavoir like this and worse.

Solution 2:

Dirk's suggestion fixed my issue. It was thread context.