Unreal Android Build Unknown Error

Hello there @BRUNINGBAOTREE! Let’s see what we can do here.

Checking your log, the following line suggests that the android SDK/NDK API is not properly installed, configured, or mapped:

UATHelper: Packaging (Android (Multi: ASTC, DXT, ETC2)): The NDK API requested ‘’ not installed in C:/Users/qkrtm/AppData/Local/Android/Sdk/ndk/25.1.8937393/meta/platforms.json

I would suggest following UE’s documentation regarding the full setup and configuration of the SDK, to ensure it works properly with your packing:

Additionally, please check the following thread, with a similar scenario, and its resolution: