--- loncom/lonnet/perl/lonnet.pm	2010/08/20 20:47:18	1.1056.2.6
+++ loncom/lonnet/perl/lonnet.pm	2010/10/01 14:26:24	1.1056.2.7
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.1056.2.6 2010/08/20 20:47:18 raeburn Exp $
+# $Id: lonnet.pm,v 1.1056.2.7 2010/10/01 14:26:24 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -6729,6 +6729,9 @@ sub modifyuser {
     if ($reply ne 'ok') {
         return 'error: '.$reply;
     }
+    if ($names{'permanentemail'} ne $oldnames{'permanentemail'}) {
+        &Apache::lonnet::devalidate_cache_new('emailscache',$uname.':'.$udom);
+    }
     my $sqlresult = &update_allusers_table($uname,$udom,\%names);
     &devalidate_cache_new('namescache',$uname.':'.$udom);
     $logmsg = 'Success modifying user '.$logmsg;