add null check for DefaultRoot (#245)

rapyuta-robotics · Dec 28, 2023 · 5e78f68 · 5e78f68
1 parent a0e267f
commit 5e78f68
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Source/RapyutaSimulationPlugins/Private/Robots/RRBaseRobot.cpp b/Source/RapyutaSimulationPlugins/Private/Robots/RRBaseRobot.cpp
@@ -222,7 +222,7 @@ void ARRBaseRobot::SetBaseMeshComp(UMeshComponent* InBaseMeshComp, bool bInMakeA
             DefaultRoot->DestroyComponent();
             DefaultRoot = nullptr;
         }
-        else
+        else if (IsValid(DefaultRoot))
         {
             // Cannot remove [DefaultRoot] in ctor thus to be done later in [PreInitializeComponents()]
             DefaultRoot->AttachToComponent(InBaseMeshComp, FAttachmentTransformRules::KeepRelativeTransform);