diff --git a/src/Mod/ReverseEngineering/App/AppReverseEngineering.cpp b/src/Mod/ReverseEngineering/App/AppReverseEngineering.cpp
index 1fc70e6ce919..59625d4632b0 100644
--- a/src/Mod/ReverseEngineering/App/AppReverseEngineering.cpp
+++ b/src/Mod/ReverseEngineering/App/AppReverseEngineering.cpp
@@ -118,6 +118,9 @@ class Module : public Py::ExtensionModule<Module>
         try {
             Py::Sequence l(o);
             TColgp_Array1OfPnt clPoints(0, l.size()-1);
+            if (clPoints.Length() < uPoles * vPoles) {
+                throw Py::ValueError("Too less data points for the specified number of poles");
+            }
 
             int index=0;
             for (Py::Sequence::iterator it = l.begin(); it != l.end(); ++it) {