diff --git a/user_guide/libraries/trackback.html b/user_guide/libraries/trackback.html
index 0621d4e..c4caf5e 100644
--- a/user_guide/libraries/trackback.html
+++ b/user_guide/libraries/trackback.html
@@ -238,7 +238,7 @@
<div id="footer">
<p>
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+Previous Topic: <a href="sessions.html">Session Class</a>
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