do not keep on opening error windows, but just do it once

Source/VAPlugin/Private/SoundSource/VAAbstractSourceComponent.cpp

@@ -59,8 +59,12 @@ void UVAAbstractSourceComponent::TickComponent(const float DeltaTime, const ELev
 	}
 
 	if (!bInitialized)
+	{
+		if(!bInformedNotInitialized)
 		{
 			FVAUtils::OpenMessageBox("[UVASourceComponent::TickComponent()]: Sound source is not initialized", true);
+			bInformedNotInitialized = true;
+		}
 		return;
 	}
 

Source/VAPlugin/Public/SoundSource/VAAbstractSourceComponent.h

@@ -198,6 +198,7 @@ protected:
 	// Class data
 	bool bFirstTick = true;
 	bool bInitialized = false;
+	bool bInformedNotInitialized = false;
 	float TimeSinceUpdate;
 	bool ShouldSendCommand() const;
 	float Timer;