--- loncom/homework/grades.pm	2024/12/10 18:38:10	1.804
+++ loncom/homework/grades.pm	2024/12/13 05:04:49	1.805
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Grading handler
 #
-# $Id: grades.pm,v 1.804 2024/12/10 18:38:10 raeburn Exp $
+# $Id: grades.pm,v 1.805 2024/12/13 05:04:49 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1441,27 +1441,31 @@ sub do_passback {
                                     }
                                     if ($no_passback) {
                                         &Apache::lonnet::log($udom,$uname,$uhome,$no_passback." score: $score; total: $total; possible: $possible");
+                                        my $key = &Time::HiRes::time().':'.$uname.':'.$udom.':'.
+                                                  "$linkuri\0$linkprotector\0$scope"; 
                                         my $ltigrade = {
-                                            'ltinum'   => $ltinum,
-                                            'lti'      => $lti_in_use,
-                                            'crsdef'   => $crsdef,
-                                            'cid'      => $cdom.'_'.$cnum,
-                                            'uname'    => $uname,
-                                            'udom'     => $udom,
-                                            'uhome'    => $uhome,
-                                            'pbid'     => $id,
-                                            'pburl'    => $url,
-                                            'pbtype'   => $pb{'type'},
-                                            'pbscope'  => $pbscope,
-                                            'pbmap'    => $pbmap,
-                                            'pbsymb'   => $pbsymb,
-                                            'format'   => $scoretype,
-                                            'scope'    => $scope,
-                                            'clientip' => $pb{'clientip'},
-                                            'linkprot' => $linkprotector.':'.$linkuri,
-                                            'total'    => $total,
-                                            'possible' => $possible,
-                                            'score'    => $score,
+                                                         $key => {
+                                                                   'ltinum'   => $ltinum,
+                                                                   'lti'      => $lti_in_use,
+                                                                   'crsdef'   => $crsdef,
+                                                                   'cid'      => $cdom.'_'.$cnum,
+                                                                   'uname'    => $uname,
+                                                                   'udom'     => $udom,
+                                                                   'uhome'    => $uhome,
+                                                                   'pbid'     => $id,
+                                                                   'pburl'    => $url,
+                                                                   'pbtype'   => $pb{'type'},
+                                                                   'pbscope'  => $pbscope,
+                                                                   'pbmap'    => $pbmap,
+                                                                   'pbsymb'   => $pbsymb,
+                                                                   'format'   => $scoretype,
+                                                                   'scope'    => $scope,
+                                                                   'clientip' => $pb{'clientip'},
+                                                                   'linkprot' => $linkprotector.':'.$linkuri,
+                                                                   'total'    => $total,
+                                                                   'possible' => $possible,
+                                                                   'score'    => $score,
+                                                                 },
                                         };
                                         &Apache::lonnet::put('linkprot_passback_pending',$ltigrade,$cdom,$cnum);
                                     }