Index: univention-lib/python/ldap_extension.py
===================================================================
--- univention-lib/python/ldap_extension.py	(Revision 45777)
+++ univention-lib/python/ldap_extension.py	(Arbeitskopie)
@@ -211,8 +211,8 @@
 			if registered_package == options.packagename:
 				rc = apt.apt_pkg.version_compare(options.packageversion, registered_package_version)
 				if not rc > -1:
-					print >>sys.stderr, "ERROR: Registered package version %s is newer, refusing registration." % (registered_package_version,)
-					sys.exit(1)
+					print >>sys.stderr, "WARNING: Registered package version %s is newer, refusing registration." % (registered_package_version,)
+					sys.exit(2)
 			else:
 				print >>sys.stderr, "WARNING: Object %s was registered by package %s version %s, changing ownership." % (self.objectname, registered_package, registered_package_version,)
 
Index: univention-lib/shell/ldap.sh
===================================================================
--- univention-lib/shell/ldap.sh	(Revision 45777)
+++ univention-lib/shell/ldap.sh	(Arbeitskopie)
@@ -327,6 +327,12 @@
 	PYTHONPATH="/usr/lib/pymodules/$(pyversions -d)/univention/lib" \
 		python -c 'import ldap_extension; ldap_extension.ucs_registerLDAPExtension()' \
 			--packagename "$package_name" --packageversion "$package_version" "$@"
+	rc="$?"
+	if [ "$rc" = 2 ]; then
+		echo "WARNING: ucs_registerLDAPExtension returned $rc, continuing anyway."
+		rc=0
+	fi
+	return "$rc"
 }
 
 # ucs_unregisterLDAPExtension removes an LDAP schema or ACL extension from UDM.
@@ -338,6 +344,12 @@
 ucs_unregisterLDAPExtension () {
 	PYTHONPATH="/usr/lib/pymodules/$(pyversions -d)/univention/lib" \
 		python -c 'import ldap_extension; ldap_extension.ucs_unregisterLDAPExtension()' "$@"
+	rc="$?"
+	if [ "$rc" = 2 ]; then
+		echo "WARNING: ucs_unregisterLDAPExtension returned $rc, continuing anyway."
+		rc=0
+	fi
+	return "$rc"
 }