--- loncom/interface/lonparmset.pm	2022/02/21 18:04:35	1.604
+++ loncom/interface/lonparmset.pm	2022/03/24 15:57:36	1.606
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set parameters for assessments
 #
-# $Id: lonparmset.pm,v 1.604 2022/02/21 18:04:35 raeburn Exp $
+# $Id: lonparmset.pm,v 1.606 2022/03/24 15:57:36 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -3392,6 +3392,7 @@ sub assessparms {
         my $chome = $env{'course.'.$env{'request.course.id'}.'.home'};
         my ($got_chostname,$chostname,$cmajor,$cminor);
         my $totalstored = 0;
+        my $totalskippeduser = 0;
         my $now = time;
         for (my $i=0;$i<=$#markers;$i++) {
             my ($needsrelease,$needsnewer,$name,$namematch);
@@ -3400,6 +3401,11 @@ sub assessparms {
             }
             if ($markers[$i] =~ /\&(8|7|6|5)$/) {
                 next if ($noeditgrp);
+            } elsif ($markers[$i] =~ /\&(4|3|2|1)$/) {
+                if ($uname eq '') {
+                    $totalskippeduser ++;
+                    next;
+                }
             }
             if ($markers[$i] =~ /\&(17|11|7|3)$/) {
                 $namematch = 'maplevelrecurse';
@@ -3538,9 +3544,27 @@ sub assessparms {
 # ---------------------------------------------------------------- Done storing
         if ($totalstored) {
             $message.='<p class="LC_warning">'
+                     .&mt('Changes for [quant,_1,parameter] saved.',$totalstored)
+                     .'<br />'
                      .&mt('Changes can take up to 10 minutes before being active for all students.')
                      .&Apache::loncommon::help_open_topic('Caching')
                      .'</p>';
+        } else {
+            $message.='<p class="LC_info">'.&mt('No parameter changes saved.').'</p>';
+        }
+        if ($totalskippeduser) {
+            $message .= '<p class="LC_warning">';
+            if ($uhome eq 'no_host') {
+                $message .= &mt('Changes for [quant,_1,user-specific parameter] not saved because the username or ID was invalid.',
+                                $totalskippeduser);
+            } elsif ($env{'form.userroles'} eq 'any') {
+                $message .= &mt('Changes for [quant,_1,user-specific parameter] not saved because the user does not have a course role.',
+                                $totalskippeduser);
+            } else {
+                $message .= &mt('Changes for [quant,_1,user-specific parameter] not saved because the user is not a student.',
+                                $totalskippeduser);
+            }
+            $message .= '</p>';
         }
     }
 
@@ -3571,13 +3595,20 @@ sub assessparms {
 
     # ----- Start Parameter Selection
 
-    # Hide parm selection?
+    # Hide parm selection and possibly table?
+    my ($tablejs,$tabledivsty);
+    if (((($env{'form.uname'} ne '') || ($env{'form.id'} ne '')) && ($uname eq '')) &&
+        ($env{'form.dis'}) && ($pssymb eq '')) {
+        $tablejs = 'document.getElementById('."'parmtable'".').style.display = "";';
+        $tabledivsty = ' style="display:none"';
+    }
     $r->print(<<ENDPARMSELSCRIPT);
 <script type="text/javascript">
 // <![CDATA[
 function parmsel_show() {
     document.getElementById('parmsel').style.display = "";
     document.getElementById('parmsellink').style.display = "none";
+    $tablejs
 }
 // ]]>
 </script>
@@ -3684,6 +3715,7 @@ ENDPARMSELSCRIPT
         if ($parm_permission->{'edit'}) {
             undef($readonly); 
         }
+        $r->print('<div id="parmtable"'.$tabledivsty.'>');
 
         if ($parmlev eq 'full') {
 #
@@ -4117,6 +4149,7 @@ ENDMAPONE
                      .'</center>'
             );
         } # end of $parmlev eq general
+        $r->print('</div>');
     }
     $r->print('</form>');
     if ($numreclinks) {