diff --git a/src/main/java/it/polimi/ingsw/gc14/Network/TCP/Client/TCPClient.java b/src/main/java/it/polimi/ingsw/gc14/Network/TCP/Client/TCPClient.java
index 7ae8872..67ae202 100644
--- a/src/main/java/it/polimi/ingsw/gc14/Network/TCP/Client/TCPClient.java
+++ b/src/main/java/it/polimi/ingsw/gc14/Network/TCP/Client/TCPClient.java
@@ -164,17 +164,13 @@ public class TCPClient implements IClient {
                     if (event.getIsError()) {
                         controller.view.showError(event.toString());
                     } else {
-                        Platform.runLater(() -> {
-                            event.apply(controller.miniModel);
-                            controller.view.render();
-                        });
+                        event.apply(controller.miniModel);
+                        controller.view.render();
                     }
 
                 } else if (read instanceof MiniModel model) {
-                    Platform.runLater(() -> {
-                        controller.setModel(model);
-                        controller.view.render();
-                    });
+                    controller.setModel(model);
+                    controller.view.render();
                 }
 
             } catch (ClassNotFoundException e) {
diff --git a/src/main/java/it/polimi/ingsw/gc14/View/GUI/GUI.java b/src/main/java/it/polimi/ingsw/gc14/View/GUI/GUI.java
index a5ea34d..93634b1 100644
--- a/src/main/java/it/polimi/ingsw/gc14/View/GUI/GUI.java
+++ b/src/main/java/it/polimi/ingsw/gc14/View/GUI/GUI.java
@@ -130,8 +130,10 @@ public class GUI extends Application implements IView {
     @Override
     public void showError(String message) {
         Platform.runLater(() -> {
-            controllerMain.isError = true;
-            controllerMain.render();
+            synchronized (miniModel) {
+                controllerMain.isError = true;
+                controllerMain.render();
+            }
         });
     }