Исправлено обновление world

update/update.py

@@ -441,6 +441,8 @@ class Update:
         param, packages = self.getCacheOnWorld(param, packages)
         #print "EMERGE",packages,param
         ask_emerge = self.clVars.Get('cl_update_precheck_set') == 'off'
+        if not packages:
+            return True
         with EmergeParser(EmergeCommand(list(packages),
                                         extra_params=[param])) as emerge:
             try: