diff --git a/KoogleApp/Components/Pages/Game.razor b/KoogleApp/Components/Pages/Game.razor
index 2757b45..515993e 100644
--- a/KoogleApp/Components/Pages/Game.razor
+++ b/KoogleApp/Components/Pages/Game.razor
@@ -42,10 +42,11 @@
                            Class="mr-5" OnClick="RedoClick"/>
         </MudTooltip>
 
-        <MudTooltip Text="Start" Color="Color.Primary" Placement="Placement.Bottom" Arrow="true">
-            <MudIconButton Icon="@Icons.Material.Filled.Start" Variant="Variant.Filled" Color="Color.Primary"
-                           Disabled="@(ThrowPanelState.Value.IsStated)"
-                           Class="mr-5" OnClick="StartClick"/>
+        <MudTooltip Text="@(ThrowPanelState.Value.IsStated ? "Stop" : "Start")"
+                    Color="Color.Primary" Placement="Placement.Bottom" Arrow="true">
+            <MudIconButton Icon="@(ThrowPanelState.Value.IsStated ? Icons.Material.Filled.Stop : Icons.Material.Filled.Start)" 
+                           Variant="Variant.Filled" Color="Color.Primary"
+                           Class="mr-5" OnClick="StartStopClick"/>
         </MudTooltip>
 
     </MudToolBar>
@@ -250,9 +251,9 @@
     //     }
     }
 
-    private void StartClick()
+    private void StartStopClick()
     {
-        var action = new StartAction(ThrowPanelState.Value);
+        var action = new StartStopAction(ThrowPanelState.Value);
         Dispatcher.Dispatch(action);
 
         // _throwPanelState = ThrowPanelState.Create();
diff --git a/KoogleApp/Hub/SharedModelHub.cs b/KoogleApp/Hub/SharedModelHub.cs
index 5c6c769..1acad82 100644
--- a/KoogleApp/Hub/SharedModelHub.cs
+++ b/KoogleApp/Hub/SharedModelHub.cs
@@ -52,7 +52,7 @@ namespace KoogleApp.Hub
             await _hubConnection.StartAsync();
         }
 
-        public async Task HandleStartAction(StartAction action, IDispatcher dispatcher)
+        public async Task HandleStartAction(StartStopAction stopAction, IDispatcher dispatcher)
         {
             if (_hubConnection?.State != HubConnectionState.Connected)
             {
@@ -64,12 +64,12 @@ namespace KoogleApp.Hub
             {
                 if (_hubConnection is not null)
                 {
-                    await _hubConnection.SendAsync("BroadcastThrowPanelState", action.State);
+                    await _hubConnection.SendAsync("BroadcastThrowPanelState", stopAction.State);
                 }
 
     //await Clients.Others.SendAsync("ReceiveThrowPanelState", new ThrowPanelState());
 
-                    //await _hubConnection.InvokeAsync("StartAction", action);
+                    //await _hubConnection.InvokeAsync("StartStopAction", stopAction);
 
                     // Der Server wird ActivityAdded an alle Clients senden,
                     // einschließlich diesem. Dann wird ActivityAddedAction dispatched.
@@ -198,7 +198,7 @@ namespace KoogleApp.Hub
             {
                 await Clients.Others.SendAsync("ReceiveThrowPanelState", state);
 
-                //await _hubConnection.InvokeAsync("StartAction", action);
+                //await _hubConnection.InvokeAsync("StartStopAction", action);
 
                 // Der Server wird ActivityAdded an alle Clients senden,
                 // einschließlich diesem. Dann wird ActivityAddedAction dispatched.
diff --git a/KoogleApp/Store/Game/ThrowPanel/Actions.cs b/KoogleApp/Store/Game/ThrowPanel/Actions.cs
index bd42d7f..b47226d 100644
--- a/KoogleApp/Store/Game/ThrowPanel/Actions.cs
+++ b/KoogleApp/Store/Game/ThrowPanel/Actions.cs
@@ -4,7 +4,7 @@ namespace KoogleApp.Store.Game.ThrowPanel
 {
     public record TogglePinValueAction(bool IsOn, int PinNumber);
 
-    public record StartAction(ThrowPanelState State);
+    public record StartStopAction(ThrowPanelState State);
 
     public record ConnectToHubAction();
 
diff --git a/KoogleApp/Store/Game/ThrowPanel/Effects.cs b/KoogleApp/Store/Game/ThrowPanel/Effects.cs
index 5860ee9..c6f57a4 100644
--- a/KoogleApp/Store/Game/ThrowPanel/Effects.cs
+++ b/KoogleApp/Store/Game/ThrowPanel/Effects.cs
@@ -30,9 +30,9 @@ namespace KoogleApp.Store.Game.ThrowPanel
             //_sharedModelHub?.Dispose();
         }
 
-        //[EffectMethod(typeof(StartAction))]
+        //[EffectMethod(typeof(StartStopAction))]
         [EffectMethod]
-        public async Task HandleStartAction(StartAction action, IDispatcher dispatcher)
+        public async Task HandleStartAction(StartStopAction stopAction, IDispatcher dispatcher)
         {
             dispatcher.Dispatch(new BroadcastThrowPanelStateAction(_state.Value));
         }
@@ -97,7 +97,7 @@ namespace KoogleApp.Store.Game.ThrowPanel
                 // TODO error handling
             }
 
-            await _sharedModelHub.HandleStartAction(new StartAction(_state.Value), dispatcher);
+            await _sharedModelHub.HandleStartAction(new StartStopAction(_state.Value), dispatcher);
         }
     }
 }
diff --git a/KoogleApp/Store/Game/ThrowPanel/Reducers.cs b/KoogleApp/Store/Game/ThrowPanel/Reducers.cs
index 8cc977b..b0e5462 100644
--- a/KoogleApp/Store/Game/ThrowPanel/Reducers.cs
+++ b/KoogleApp/Store/Game/ThrowPanel/Reducers.cs
@@ -41,9 +41,9 @@ namespace KoogleApp.Store.Game.ThrowPanel
         }
 
         [ReducerMethod]
-        public static ThrowPanelState OnStart(ThrowPanelState state, StartAction action)
+        public static ThrowPanelState OnStart(ThrowPanelState state, StartStopAction stopAction)
         {
-            return state with { IsStated = true };
+            return state with { IsStated = !state.IsStated };
         }
 
         [ReducerMethod]
diff --git a/KoogleApp/ThrowPanelState.json b/KoogleApp/ThrowPanelState.json
index 0679a84..e231980 100644
--- a/KoogleApp/ThrowPanelState.json
+++ b/KoogleApp/ThrowPanelState.json
@@ -1,5 +1,5 @@
 {
-  "IsStated": true,
+  "IsStated": false,
   "BellValue": false,
   "Pin1Value": false,
   "Pin2Value": false,