installer, ensure the following components are installed: Windows 10 SDK (anything >= 10.0.19041.0) ( Microsoft.VisualStudio.Component.Windows10SDK.{>=19041} ) MSVC v143 - VS 2022 C++ x64/x86 build tools (Latest) Uninstall and reinstall whatever contains the failing paths, such as Visual Studio or the Windows SDK — this is easier than adding 8.3 filenames by hand Issues like this can occur when mozjs is upgraded environment variables are set: ANDROID_SDK_ROOT ANDROID_NDK_ROOT : $ANDROID_SDK_ROOT/ndk/28.2.13676358/ ANDROID_SDK_ROOT can be any directory (such as ~/android-sdk ). All of the Android build dependencies