clean

engine/Scripts/lib_build.py

                 tundra_file=Path(work_path + "/../artifacts/tundra.dag.json")
                 prelinkfiles(tundra_file, runtime_mode, output_path, work_path, bitcode)
     elif runtime_mode == "debug":
-        if os.path.exists(Path(work_path + "/../build_debug")):
-            shutil.rmtree(Path(work_path + "/../build_debug"))
+        if os.path.exists(Path(work_path + "/../build_debug_arm64")):
+            shutil.rmtree(Path(work_path + "/../build_debug_arm64"))
-        if platform == "android" and architecture == "arm64":
+        elif platform == "android" and architecture == "arm64":
             os.system("mono bee.exe " + platform +"_debug_arm64")
         else:
             os.system("mono bee.exe " + platform +"_debug")

engine/Scripts/lib_build_android.sh

 engine_path=$(pwd)
 runtime_mode=release
-architecture=32
+architecture=""
 while getopts ":r:m:a:" opt
 do
     case $opt in
 
 if [ $architecture = "64" ]; then
     python3 lib_build.py -r $engine_path -p android -m $runtime_mode --arm64
-else
+elif [ ! $architecture ]; then
+else
+    echo "If you want to build android arm64, please enter '-a 64'. \nWihtout enter this, it will build android arm32 by default"
 fi