diff --git a/obj/NiTriBasedGeomData.cpp b/obj/NiTriBasedGeomData.cpp
index 2983d6455f236bbc37fcb0fd70098d1ee191726c..3e50a1d075835d8cdf6da1d6c72e26dcbfdde144 100644
--- a/obj/NiTriBasedGeomData.cpp
+++ b/obj/NiTriBasedGeomData.cpp
@@ -135,5 +135,5 @@ float NiTriBasedGeomData::GetRadius() const {
 }
 
 void NiTriBasedGeomData::SetTriangles( const vector<Triangle> & in ) {
-   throw runtime_error("SetTriangles is a must be implemented in the derived class.");
+   throw runtime_error("SetTriangles is not implemented for this object.");
 }
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