Hi @canopus_three so we don't currently support the Java wrappers. If you want to build for the Android architectures (such as
arm64-v8a) and then write your own ndk wrappers around it in order to interface it to Java, you can do that but I suggest to wait for the real Java wrappers.
To fix the error that you see, you need to install the Android NDK, and then set the environment variable
NDK_ROOT to the path where you installed it to, e.g.: