Workaround and warn message for pages without internal name

README.md

@@ -16,4 +16,10 @@ client = Client(hostname='localhost', port=4000, appname='test', username='root'
 asobjdef = objdef.load_object_definition(client)
 for cabinet in asobjdef.cabinets:
     print(cabinet)
-```
\ No newline at end of file
+```
+
+## Changes
+
+### Version `0.0.3`
+
+- Workaround and warn message for pages without internal name
\ No newline at end of file

ecmind_blue_client_objdef/object_definition.py

@@ -85,11 +85,16 @@ class ObjectDefinition():
                         else:
                             raw_pages = [ raw_field['page'] ]
                         for raw_page in raw_pages:
+                            if '@internal' in raw_page:
+                                page = raw_page['@internal']
+                            else:
+                                page = raw_page['@page_id']
+                                warn(f'Page "{raw_page["@page_id"]}" has no internal name.')
                             fields.update(
                                 __parse_fields__(
                                     raw_page['fields']['field'],
                                     page_control=field, 
-                                    page=raw_page['@internal']
+                                    page=page
                                 )
                             )
                     

setup.py

@@ -5,7 +5,7 @@ with open('README.md', 'r') as fh:
 
 setuptools.setup(
     name='ecmind_blue_client_objdef',
-    version='0.0.2',
+    version='0.0.3',
     author='Roland Koller',
     author_email='info@ecmind.ch',
     description='Helper modules for the `ecmind_blue_client` to ease the work with object definition APIs.',