--- loncom/lonnet/perl/lonnet.pm	2002/10/16 14:48:20	1.298
+++ loncom/lonnet/perl/lonnet.pm	2002/11/12 22:23:37	1.300
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.298 2002/10/16 14:48:20 matthew Exp $
+# $Id: lonnet.pm,v 1.300 2002/11/12 22:23:37 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -77,7 +77,7 @@ use Apache::File;
 use LWP::UserAgent();
 use HTTP::Headers;
 use vars 
-qw(%perlvar %hostname %homecache %badServerCache %hostip %spareid %hostdom 
+qw(%perlvar %hostname %homecache %badServerCache %hostip %iphost %spareid %hostdom 
    %libserv %pr %prp %metacache %packagetab 
    %courselogs %accesshash $processmarker $dumpcount 
    %coursedombuf %coursehombuf %courseresdatacache %domaindescription);
@@ -1103,7 +1103,7 @@ sub devalidate {
     if ($cid) {
 	my $key=$ENV{'user.name'}.':'.$ENV{'user.domain'}.':';
         my $status=
-	    &del('nohist_calculatedsheet',
+	    &del('nohist_calculatedsheets',
 		 [$key.'studentcalc'],
 		 $ENV{'course.'.$cid.'.domain'},
 		 $ENV{'course.'.$cid.'.num'})
@@ -3448,6 +3448,7 @@ BEGIN {
 	 $hostname{$id}=$name;
 	 $hostdom{$id}=$domain;
 	 $hostip{$id}=$ip;
+	 $iphost{$ip}=$id;
 	 if ($domdescr) { $domaindescription{$domain}=$domdescr; }
 	 if ($role eq 'library') { $libserv{$id}=$name; }
        } else {