- fixed bug in Gerber isolation (Geometry expects now a value in string format and not float)

- fixed bug in Paint tool: now it is possible to paint geometry generated by External Isolation (or Internal isolation)
- fixed bug in editing a multigeo Geometry object if previously a tool was deleted

flatcamEditors/FlatCAMGeoEditor.py

@@ -4002,7 +4002,7 @@ class FlatCAMGeoEditor(QtCore.QObject):
 
     def update_options(self, obj):
         if self.paint_tooldia:
-            obj.options['cnctooldia'] = self.paint_tooldia
+            obj.options['cnctooldia'] = deepcopy(str(self.paint_tooldia))
             self.paint_tooldia = None
             return True
         else: