"MegEngine project use thread_local, if you want to deploy MegEngine at dlopen/dlclose scene, please build with c++_shared by -DANDROID_STL=c++_shared, detail at https://github.com/android-ndk/ndk/issues/789 for example: EXTRA_CMAKE_ARGS=\" -DANDROID_STL=c++_shared\" ./scripts/cmake-build/cross_build_android_arm_inference.sh "