diff --git a/server/gameserver/android.ai.cc b/server/gameserver/android.ai.cc
index c0e59ad..21b905b 100644
--- a/server/gameserver/android.ai.cc
+++ b/server/gameserver/android.ai.cc
@@ -83,6 +83,10 @@ void AndroidAI::ChangeToState(AndroidState_e to_state)
 
 void AndroidAI::DoMove()
 {
+    Human* hum = (Human*)owner;
+    if (a8::HasBitFlag(hum->status, HS_Fly)) {
+        return;
+    }
     if (owner->updated_times % 2 == 0) {
         Human* hum = (Human*)owner;
         int speed = std::max(1, (int)hum->GetSpeed());
@@ -102,6 +106,11 @@ void AndroidAI::DoMove()
 
 void AndroidAI::DoAttack()
 {
+    Human* hum = (Human*)owner;
+    if (a8::HasBitFlag(hum->status, HS_Fly) ||
+        a8::HasBitFlag(hum->status, HS_Jump)) {
+        return;
+    }
     if (owner->updated_times % 10 == 0) {
         Human* enemy = owner->room->FindEnemy((Human*)owner);
         if (enemy) {
diff --git a/server/gameserver/deadbody.cc b/server/gameserver/deadbody.cc
deleted file mode 100644
index e69de29..0000000
diff --git a/server/gameserver/deadbody.h b/server/gameserver/deadbody.h
deleted file mode 100644
index e69de29..0000000
diff --git a/server/gameserver/decal.cc b/server/gameserver/decal.cc
deleted file mode 100644
index e69de29..0000000
diff --git a/server/gameserver/decal.h b/server/gameserver/decal.h
deleted file mode 100644
index e69de29..0000000
diff --git a/server/gameserver/lootspawner.cc b/server/gameserver/lootspawner.cc
deleted file mode 100644
index e69de29..0000000
diff --git a/server/gameserver/lootspawner.h b/server/gameserver/lootspawner.h
deleted file mode 100644
index e69de29..0000000
diff --git a/server/gameserver/projectile.cc b/server/gameserver/projectile.cc
deleted file mode 100644
index e69de29..0000000
diff --git a/server/gameserver/projectile.h b/server/gameserver/projectile.h
deleted file mode 100644
index e69de29..0000000