Исправление. # ERROR: res://scenes/tilemap/tilemap.gd:396 - Invalid access to property or key 'online' on a base object of type 'Nil'.

scenes/tilemap/tilemap.gd

@@ -380,22 +380,33 @@ func _process(delta) -> void:
         update_scale_label()
 
 
-func _response(result, code, _headers: Array, body: PackedByteArray, req, tile: Tile) -> void:
+func process_online(result):
+    # ERROR: res://scenes/tilemap/tilemap.gd:396 - Invalid access to property or key 'online' on a base object of type 'Nil'.
     var unit_instance: = network.get_unit_instance('уарэп-карта')
-    _req_count -= 1
-    remove_child(req)
-    req.queue_free()
+    if not unit_instance: return
 
     if result != HTTPRequest.RESULT_SUCCESS:
         if unit_instance.online:
             unit_instance.online = false
             unit_instance.emit_signal('line_changed', unit_instance)
-        _queue[tile.i] = tile
-        return
+        return false
 
+    unit_instance.rx_tick = Time.get_ticks_msec()
     if not unit_instance.online:
         unit_instance.online = true
         unit_instance.emit_signal('line_changed', unit_instance)
+    return true
+
+
+func _response(result, code, _headers: Array, body: PackedByteArray, req, tile: Tile) -> void:
+    _req_count -= 1
+    remove_child(req)
+    req.queue_free()
+
+    if process_online(result):
+        _queue[tile.i] = tile
+    else:
+        return
 
     if code == 404:
         push_error('на сервере нет \"%s\"' % tile.url)
@@ -405,11 +416,6 @@ func _response(result, code, _headers: Array, body: PackedByteArray, req, tile:
         push_error('не удалось получить изображение (неверный формат?) из \"%s\"' % tile.url)
         return
 
-    unit_instance.rx_tick = Time.get_ticks_msec()
-    if not unit_instance.online:
-        unit_instance.online = true
-        unit_instance.emit_signal('line_changed', unit_instance)
-
     tile.texture = ImageTexture.create_from_image(image)
     _cache[tile.i] = tile