--- loncom/homework/structuretags.pm	2019/11/07 13:59:19	1.512.2.23
+++ loncom/homework/structuretags.pm	2020/01/15 13:57:36	1.512.2.23.2.1
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: structuretags.pm,v 1.512.2.23 2019/11/07 13:59:19 raeburn Exp $
+# $Id: structuretags.pm,v 1.512.2.23.2.1 2020/01/15 13:57:36 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1556,7 +1556,8 @@ sub start_problem {
         $target eq 'tex') {
         if ($env{'form.markaccess'}) {
             my @interval=&Apache::lonnet::EXT("resource.0.interval");
-            my $is_set = &Apache::lonnet::set_first_access($interval[1],$interval[0]);
+            my ($timelimit) = ($interval[0] =~ /^(\d+)/);
+            my $is_set = &Apache::lonnet::set_first_access($interval[1],$timelimit);
             unless (($is_set eq 'ok') || ($is_set eq 'already_set')) {
                 $firstaccres = $is_set;
             }