filter cases when LeBail class is used, which can not have a texture model.

Author: saransh13

hexrdgui/calibration/wppf_options_dialog.py

@@ -2024,14 +2024,18 @@ def _copy_texture_figs(self, obj1, obj2):
         if obj1 is None or obj2 is None:
             return
 
-        for model_key, model1 in obj1.texture_model.items():
-            model2 = obj2.texture_model[model_key]
-            if model1 is None or model2 is None:
-                continue
+        if isinstance(obj1, LeBail):
+            return
+
+        if hasattr(obj1, 'texture_model'):
+            for model_key, model1 in obj1.texture_model.items():
+                model2 = obj2.texture_model[model_key]
+                if model1 is None or model2 is None:
+                    continue
 
-            if hasattr(model1, 'fig_new'):
-                model2.fig_new = model1.fig_new
-                model2.ax_new = model1.ax_new
+                if hasattr(model1, 'fig_new'):
+                    model2.fig_new = model1.fig_new
+                    model2.ax_new = model1.ax_new
 
     def clear_texture_data(self):
         obj = self._wppf_object