Corrected error message for subgrid geometry views

gprMax/cmds_multiuse.py

@@ -1464,7 +1464,9 @@ class GeometryView(UserObjectMulti):
             logger.exception(self.params_str() + ' requires exactly eleven '
                              'parameters.')
             raise
+
         GeometryViewUser = self.geometry_view_constructor(grid, output_type)
+
         try:
             p3 = uip.round_to_grid_static_point(p1)
             p4 = uip.round_to_grid_static_point(p2)

gprMax/model_build_run.py

@@ -105,12 +105,10 @@ class ModelBuildRun:
                 receiver.zcoord = receiver.zcoordorigin + config.model_num * G.rxsteps[2]
 
         # Write files for any geometry views and geometry object outputs
-        if not (G.geometryviews or G.geometryobjectswrite) and config.sim_config.args.geometry_only:
+        gvs = G.geometryviews + [gv for sg in G.subgrids for gv in sg.geometryviews]
+        if not (gvs or G.geometryobjectswrite) and config.sim_config.args.geometry_only:
             logger.exception('\nNo geometry views or geometry objects found.')
             raise ValueError
-        
-        # Save any geometry views
-        gvs = G.geometryviews + [gv for sg in G.subgrids for gv in sg.geometryviews]
         save_geometry_views(gvs)
         
         if G.geometryobjectswrite: