diff -ur voms-1.9.11.orig/src/client/vomsclient.cc voms-1.9.11/src/client/vomsclient.cc
--- voms-1.9.11.orig/src/client/vomsclient.cc	2009-07-27 10:14:04.000000000 +0200
+++ voms-1.9.11/src/client/vomsclient.cc	2009-08-31 17:51:15.952071123 +0200
@@ -575,7 +575,9 @@
       std::vector<contactdata> servers;
       servers = v.FindByAlias(contact.vo().empty() ? contact.nick() : contact.vo());
       if (servers.empty()) {
-        std::cerr << "VOMS Server for " << contact.vo() << " not known!" << std::endl;
+        std::cerr << "VOMS Server for "
+		  << (contact.vo().empty() ? contact.nick() : contact.vo())
+		  << " not known!" << std::endl;
         exit(1);
       }