Fixed annoying error

scripts/weapon_system/dropped_weapon.gd

@@ -7,9 +7,3 @@ const IMPULSE = 10
 @export var slot: StringName
 @export var weapon: WeaponSubStateMachine
 @export var team: Session.TEAMS
-
-@rpc("any_peer","call_local","reliable")
-func drop(direction: Vector3,new_position: Vector3):
-	apply_impulse(direction * IMPULSE)
-	global_position = new_position
-	

scripts/weapon_system/weapon_system.gd

@@ -55,14 +55,15 @@ func add(state: WeaponSubStateMachine, slot: StringName) -> void:
 	state.player = player
 	state.request_return.connect(return_to_previous)
 
-func switch(to: StringName):
+func switch(to: StringName, exit: bool = true):
 	if slots.has(to) == false or slots[to] == null or slots[to] == current_state or is_multiplayer_authority() == false:
 		return
-	current_state.exit()
-	if current_state.can_be_previous:
-		last_slot = slots.find_key(current_state)
-	else:
-		last_slot = ""
+	if current_state != null and exit:
+		current_state.exit()
+		if current_state.can_be_previous:
+			last_slot = slots.find_key(current_state)
+		else:
+			last_slot = ""
 	current_state = slots[to]
 	current_state.enter()
 	
@@ -85,8 +86,8 @@ func drop():
 	
 	$"../PickupRange".start_temp_ignore()
 	
-	Session.despawn(current_state.get_path())
-	return_to_previous()
+	current_state.queue_free()
+	return_to_previous(false)
 
 # Spawn function
 # Data should be a dictionary with these keys:
@@ -105,15 +106,16 @@ func pick_up_weapon(data: Variant) -> Node:
 func on_weapon_added(weapon: Node):
 	add(weapon,weapon.slot)
 
-func return_to_previous():
+func return_to_previous(exit: bool = true):
 	if last_slot != "":
-		switch(last_slot)
+		switch(last_slot, exit)
 	else:
-		switch("knife")
+		switch("knife", exit)
 
 @rpc("authority","call_remote","reliable")
 func update_remotes(to: StringName):
-	current_state.exit()
+	if current_state != null:
+		current_state.exit()
 	current_state = slots[to]
 	current_state.enter()