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[banana.git] / admin / nextsession.php

diff --git a/admin/nextsession.php b/admin/nextsession.php
index ca467fd2708972a00e6fe8af3c2f91df3b942701..18efdc49f27c71ba50d65f2de549f69f1f036df6 100644 (file)
--- a/admin/nextsession.php
+++ b/admin/nextsession.php
@@ -4,6 +4,11 @@
   require 'include/session.inc';
   require 'include/common.inc';
 
   require 'include/session.inc';
   require 'include/common.inc';
 

+  if (! isset($SESSIONS_actual)) {
+    block("red", "no next session");
+    exit;
+  }
+

   block("black", "summary for session " . $SESSIONS[$SESSIONS_actual]['timestr'] . " (" . $SESSIONS[$SESSIONS_actual]['examples'] . ")");
 
   $result = $db->query("SELECT firstname, lastname, mnumber, blackboard FROM students ORDER BY lastname");
   block("black", "summary for session " . $SESSIONS[$SESSIONS_actual]['timestr'] . " (" . $SESSIONS[$SESSIONS_actual]['examples'] . ")");
 
   $result = $db->query("SELECT firstname, lastname, mnumber, blackboard FROM students ORDER BY lastname");