diff --git a/src/libcode/vx_pointdata_python/python_pointdata.cc b/src/libcode/vx_pointdata_python/python_pointdata.cc
index 35e20e61e2..4b3834a1d2 100644
--- a/src/libcode/vx_pointdata_python/python_pointdata.cc
+++ b/src/libcode/vx_pointdata_python/python_pointdata.cc
@@ -546,12 +546,19 @@ if ( ! module_obj )  {
 
 bool result = false;
 PyObject *met_point_data = get_python_object(module_obj, python_key_point_data);
-if ( met_point_data ) {
+if ( met_point_data && met_point_data != &_Py_NoneStruct) {
    result = process_point_data(met_point_data, met_pd_out);
 }
 else {
    PyObject *point_data = get_python_object(module_obj, python_key_point_data_list);
-   result = process_point_data_list(point_data, met_pd_out, filters);
+   if ( point_data && point_data != &_Py_NoneStruct)
+      result = process_point_data_list(point_data, met_pd_out, filters);
+   else {
+      mlog << Warning << "\n" << method_name
+           << "no \"" << python_key_point_data << "\" and \""
+           << python_key_point_data_list << "\" from "
+           << script_name << "\"\n\n";
+   }
 }
 
 return result;