--- loncom/homework/lonhomework.pm	2024/12/10 04:55:03	1.388
+++ loncom/homework/lonhomework.pm	2025/01/05 22:42:44	1.393
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Homework handler
 #
-# $Id: lonhomework.pm,v 1.388 2024/12/10 04:55:03 raeburn Exp $
+# $Id: lonhomework.pm,v 1.393 2025/01/05 22:42:44 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1989,6 +1989,7 @@ sub do_ltipassback {
         }
         undef(@Apache::lonhomework::ltipassback);
     }
+    return OK;
 }
 
 sub run_passback {
@@ -2083,7 +2084,7 @@ sub run_passback {
                             }
                             $value=~s/\&$//;
                             &Apache::lonnet::courselog(&escape($linkuri).':'.$uname.':'.$udom.':EXPORT:'.$value);
-                            &Apache::lonnet::cstore({'score' => $score},$skey,$namespace,$udom,$uname,'',$ip,1);
+                            &Apache::lonnet::store_userdata({'score' => $score},$skey,$namespace,$udom,$uname,$ip);
                         }
                     } else {
                         if ($item->{'linkprot'}) {
@@ -2112,7 +2113,11 @@ sub run_passback {
                         $no_passback .= " LTI launcher $linkprotector ($appname) for $linkuri (${cdom}_${cnum})";
                         &Apache::lonnet::logthis($no_passback." for $uname:$udom");
                         &Apache::lonnet::log($udom,$uname,$uhome,"$no_passback score=$score total=$total poss=$possible");
-                        &Apache::lonnet::put('linkprot_passback_pending',$item,$cdom,$cnum);
+                        if ($item->{'linkprot'}) {
+                            my $pendingkey = &Time::HiRes::time().':'.$uname.':'.$udom.':'.
+                                             "$linkuri\0$linkprotector\0$scope";
+                            &Apache::lonnet::put('linkprot_passback_pending',{$pendingkey => $item},$cdom,$cnum);
+                        }
                     }
                 }
             }