Index: modules/univention/admin/handlers/users/user.py
===================================================================
--- modules/univention/admin/handlers/users/user.py	(Revision 65838)
+++ modules/univention/admin/handlers/users/user.py	(Arbeitskopie)
@@ -1698,13 +1698,13 @@
 		if not self.hasChanged('primaryGroup'):
 			return
 
-		searchResult=self.lo.search(base=self['primaryGroup'], attr=['gidNumber'])
+		searchResult=self.lo.search(base=self['primaryGroup'], scope='base', attr=['gidNumber'])
 		for tmp,number in searchResult:
 			primaryGroupNumber = number['gidNumber']
 		self.newPrimaryGroupDn=self['primaryGroup']
 
 		if 'samba' in self.options:
-			searchResult=self.lo.search(base=self['primaryGroup'], attr=['sambaSID'])
+			searchResult=self.lo.search(base=self['primaryGroup'], scope='base', attr=['sambaSID'])
 			for tmp,number in searchResult:
 				primaryGroupSambaNumber = number['sambaSID']
 
@@ -1771,12 +1771,12 @@
 					'person',
 					'ldap_pwd')
 
-			if 'samba' in self.options and not self.lo.search(base=self['primaryGroup'], attr=['sambaSID'])[0][1]:
+			if 'samba' in self.options and not self.lo.search(base=self['primaryGroup'], scope='base', attr=['sambaSID'])[0][1]:
 				raise univention.admin.uexceptions.primaryGroupWithoutSamba
 
 			if 'posix' in self.options or 'samba' in self.options:
 				if self['primaryGroup']:
-					searchResult=self.lo.search(base=self['primaryGroup'], attr=['gidNumber'])
+					searchResult=self.lo.search(base=self['primaryGroup'], scope='base', attr=['gidNumber'])
 					for tmp,number in searchResult:
 						gidNum = number['gidNumber'][0]
 					self.newPrimaryGroupDn=self['primaryGroup']
Index: modules/univention/admin/handlers/groups/group.py
===================================================================
--- modules/univention/admin/handlers/groups/group.py	(Revision 65838)
+++ modules/univention/admin/handlers/groups/group.py	(Arbeitskopie)
@@ -457,7 +457,7 @@
 		ml = []
 		uids = []
 		members = []
-		searchResult = self.lo.search(base=self.dn, attr=['uniqueMember','memberUid'])
+		searchResult = self.lo.search(base=self.dn, scope='base', attr=['uniqueMember','memberUid'])
 		if searchResult:
 			uids = searchResult[0][1].get('memberUid',[])
 			members = searchResult[0][1].get('uniqueMember',[])