diff --git a/korman/exporter/convert.py b/korman/exporter/convert.py
index 6b4cdb1..fbc7726 100644
--- a/korman/exporter/convert.py
+++ b/korman/exporter/convert.py
@@ -431,8 +431,10 @@ class Exporter:
 
         def do_pre_export(bo):
             for mod in bo.plasma_modifiers.modifiers:
-                for i in filter(None, mod.pre_export(self, bo)):
-                    handle_temporary(i, bo)
+                proc = getattr(mod, "pre_export", None)
+                if proc is not None:
+                    for i in filter(None, proc(self, bo)):
+                        handle_temporary(i, bo)
 
         for bl_obj in self._objects:
             do_pre_export(bl_obj)
diff --git a/korman/properties/modifiers/base.py b/korman/properties/modifiers/base.py
index 388e4e8..4752988 100644
--- a/korman/properties/modifiers/base.py
+++ b/korman/properties/modifiers/base.py
@@ -80,6 +80,8 @@ class PlasmaModifierProperties(bpy.types.PropertyGroup):
            Drawables that will render in the same pass"""
         return False
 
+    # This is temporarily commented out to prevent MRO failure. Revisit in Python 3.7
+    '''
     def pre_export(self, exporter, bo: bpy.types.Object) -> Generator:
         """This is the first phase of the modifier export; allowing modifiers to create additonal
            objects or logic nodes to be used by the exporter. To do so, overload this method
@@ -87,6 +89,7 @@ class PlasmaModifierProperties(bpy.types.PropertyGroup):
            when the export completes. PRP objects should generally not be exported in this phase.
         """
         yield
+    '''
 
     @property
     def requires_actor(self):