Use label instead of dummy dynamic enum

And fix error in last commit...

src/blenderbim/blenderbim/bim/module/type/prop.py

@@ -107,5 +107,3 @@ class BIMTypeObjectProperties(PropertyGroup):
     is_editing_type: BoolProperty(name="Is Editing Type", update=updateTypeDropdowns)
     relating_type_class: EnumProperty(items=getApplicableTypes, name="Relating Type Class")
     relating_type: EnumProperty(items=getRelatingTypes, name="Relating Type")
-    # This is purely a UX thing
-    blank_relating_type: EnumProperty(items=[("None", "No Types Found", "")], name="Relating Type")

src/blenderbim/blenderbim/bim/module/type/ui.py

@@ -72,6 +72,7 @@ class BIM_PT_type(Panel):
                 row.prop(props, "relating_type", text="")
                 row.operator("bim.assign_type", icon="CHECKMARK", text="")
             else:
+                row.label(text="No Types Found")
             row.operator("bim.disable_editing_type", icon="CANCEL", text="")
         else:
             row = self.layout.row(align=True)