We experience the same problem with any iOS 9.x so far. Our software was released before iOS 9.x came outand many users that upgraded to iOS 9.x reported that our software has become very unstable. The crashesoccur randomly. So far only iOS 9.x was affected, we have not seen these crash logs for iOS 8.x. Most devicesseem to be 1GB devices, but we have seen the crash happen for 2GB devices as well.The relevent crash log portion looks virtually identical to the one posted by the OP:Thread 0 name:Thread 0 Crashed:0 AGXGLDriver 0x0000000180b42db8 agxuKillClientContextStateError() + 12 (agxu_kill_client.cpp:13)1 libGPUSupportMercury.dylib 0x000000018ce06ec4 gpusSubmitDataBuffers + 172 (gpui_context.c:602)2 AGXGLDriver 0x0000000180b30db0 glrAGXRenderVertexArray(GLDContextRec*, unsigned int, unsigned int, int, int, unsigned int, void const*, int, void const*) + 628 (agxu_vertex_array.cpp:271)3 GLEngine 0x0000000185bdaf34 glDrawElements_ACC_ES2Exec + 428 (gl_vertex_array_draw.c:154)I have managed to have a look at th