diff --git a/newton-4.00/sdk/dCore/ndWeakPtr.h b/newton-4.00/sdk/dCore/ndWeakPtr.h
index 7983f654d..3b078ff8f 100644
--- a/newton-4.00/sdk/dCore/ndWeakPtr.h
+++ b/newton-4.00/sdk/dCore/ndWeakPtr.h
@@ -63,7 +63,7 @@ template <typename T>
 ndWeakPtr<T>& ndWeakPtr<T>::operator=(const ndWeakPtr<T>& other)
 {
 	ndAssert(0);
-	sharedPtr = other.sharedPtr;
+	//sharedPtr = other.sharedPtr;
 	return *this;
 }