--- /usr/share/pyshared/univention/directory/reports/interpreter.py	2018-12-22 15:10:25.992000000 +0100
+++ /usr/share/pyshared/univention/directory/reports/interpreter.py	2018-12-22 15:10:00.340000000 +0100
@@ -160,7 +160,7 @@
 
 	def attribute(self, token, base):
 		if 'name' in token.attrs:
-			if token.attrs['name'] in base.info:
+			if base and hasattr(base, 'info') and token.attrs['name'] in base.info:
 				value = base.info[token.attrs['name']]
 				if isinstance(value, (list, tuple)):
 					if not value or (isinstance(value, str) and value.lower() == 'none'):