Scenes/RootNode.tscn

@@ -35,4 +35,26 @@ autoplay = true
 bus = "Music"
 script = ExtResource( 4 )
 
+[node name="DisconnectDialog" type="PopupDialog" parent="."]
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+margin_left = -130.0
+margin_top = -30.0
+margin_right = 130.0
+margin_bottom = 30.0
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="Label" type="Label" parent="DisconnectDialog"]
+anchor_right = 1.0
+anchor_bottom = 1.0
+text = "Too many players disconnected
+Game is cancelled"
+align = 1
+valign = 1
+uppercase = true
+
 [connection signal="finished" from="AudioStreamPlayer" to="AudioStreamPlayer" method="_on_finished"]

Scripts/RootNode.gd

@@ -92,6 +92,8 @@ func exit_button_pressed():
 remote func exit_requested():
 	switch_to_lobby()
 
-
+remote func server_exit_requested() -> void:
+	switch_to_lobby()
+	$DisconnectDialog.popup()
 
 

project.godot

@@ -54,7 +54,8 @@ ui_select={
 }
 ui_cancel={
 "deadzone": 0.5,
-"events": [  ]
+"events": [ Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":0,"alt":false,"shift":false,"control":false,"meta":false,"command":false,"pressed":false,"scancode":16777217,"unicode":0,"echo":false,"script":null)
+ ]
 }
 ui_focus_next={
 "deadzone": 0.5,