static void CheckRemoveModel(Player p, string modelName) { lock (SentCustomModels) { var sentModels = SentCustomModels[p.name]; if (sentModels.Contains(modelName)) { var storedModel = new StoredCustomModel(modelName); if (storedModel.Exists()) { storedModel.Undefine(p); sentModels.Remove(modelName); } } } }