File mailman-2.1.4-notavaliduser.patch of Package mailman.openSUSE_Leap_15.0_Update

--- mailman-2.1.4/Mailman/Cgi/options.py
+++ mailman-2.1.4/Mailman/Cgi/options.py
@@ -626,6 +626,10 @@
             msg += _('You may get one last digest.')
 
         options_page(mlist, doc, user, cpuser, userlang, msg)
+        if mlist.isMember(user):
+            options_page(mlist, doc, user, cpuser, userlang)
+        else:
+            loginpage(mlist, doc, user, userlang)
         print doc.Format()
         return