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36<td><h1>Code Igniter User Guide Version 1.5.2</h1></td>
37<td id="breadcrumb_right"><a href="../toc.html">Table of Contents Page</a></td>
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48<a href="http://www.codeigniter.com/">Code Igniter Home</a> &nbsp;&#8250;&nbsp;
49<a href="../index.html">User Guide Home</a> &nbsp;&#8250;&nbsp;
50Upgrading from 1.5.0 to 1.5.2
51</td>
52<td id="searchbox"><form method="get" action="http://www.google.com/search"><input type="hidden" name="as_sitesearch" id="as_sitesearch" value="www.codeigniter.com/user_guide/" />Search User Guide&nbsp; <input type="text" class="input" style="width:200px;" name="q" id="q" size="31" maxlength="255" value="" />&nbsp;<input type="submit" class="submit" name="sa" value="Go" /></form></td>
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63<h1>Upgrading from 1.5.0 to 1.5.2</h1>
64
65<p class="important"><strong>Note:</strong> The instructions on this page assume you are running version 1.5.0 or 1.5.1. If you
66have not upgraded to that version please do so first.</p>
67
68<p>Before performing an update you should take your site offline by replacing the index.php file with a static one.</p>
69
70
71
72<h2>Step 1: Update your Code Igniter files</h2>
73
74<p>Replace these files and directories in your "system" folder with the new versions:
75
76<ul>
77
78<li><dfn>system/helpers/download_helper.php</dfn></li>
79<li><dfn>system/helpers/form_helper.php</dfn></li>
80<li><dfn>system/libraries/Table.php</dfn></li>
81<li><dfn>system/libraries/User_agent.php</dfn></li>
82<li><dfn>system/libraries/Exceptions.php</dfn></li>
83<li><dfn>system/libraries/Input.php</dfn></li>
84<li><dfn>system/libraries/Router.php</dfn></li>
85<li><dfn>system/libraries/Loader.php</dfn></li>
86<li><dfn>system/libraries/Image_lib.php</dfn></li>
87<li><dfn>system/language/english/unit_test_lang.php</dfn></li>
88<li><dfn>system/database/DB_active_rec.php</dfn></li>
89<li><dfn>codeigniter/</dfn></li>
90</ul>
91
92<p class="important"><strong>Note:</strong> If you have any custom developed files in these folders please make copies of them first.</p>
93
94
95<h2>Step 2: Update your user guide</h2>
96
97<p>Please also replace your local copy of the user guide with the new version.</p>
98
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112<p><a href="http://www.codeigniter.com">Code Igniter</a> &nbsp;&middot;&nbsp; Copyright &#169; 2006 &nbsp;&middot;&nbsp; <a href="http://www.pmachine.com">pMachine, Inc.</a></p>
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