Index: univention-directory-manager-modules/modules/univention/admin/modules.py
===================================================================
--- univention-directory-manager-modules/modules/univention/admin/modules.py	(Revision 43992)
+++ univention-directory-manager-modules/modules/univention/admin/modules.py	(Arbeitskopie)
@@ -88,16 +88,19 @@
 			ud.debug(ud.ADMIN, ud.INFO, 'admin.modules.update: importing "%s"' % p)
 			parts=p.split(os.path.sep)
 			mod, name='.'.join(parts), '/'.join(parts)
-			m=__import__(mod, globals(), locals(), name)
-			m.initialized=0
-			modules[m.module]=m
-			if isContainer(m):
-				containers.append(m)
+			try:
+				m=__import__(mod, globals(), locals(), name)
+				m.initialized=0
+				modules[m.module]=m
+				if isContainer(m):
+					containers.append(m)
 
-			# update the list of superordinates
-			superordinate = superordinate_name(m)
-			if superordinate:
-				superordinates.add(superordinate)
+				# update the list of superordinates
+				superordinate = superordinate_name(m)
+				if superordinate:
+					superordinates.add(superordinate)
+			except ImportError, e:
+				ud.debug(ud.ADMIN, ud.ERROR, 'admin.modules.update: import of "%s" failed: %s' % (p, e))
 
 
 	for p in sys.path: