eference internal" href="../libraries/form_validation.html"><span class="doc">Form Validation Library</span></a>’s <a class="reference internal" href="../libraries/language.html"><span class="doc">language</span></a>
files and error messages format:</p>
<blockquote>
<div><ul>
<li><p class="first"><a class="reference internal" href="../libraries/language.html"><span class="doc">Language Library</span></a> line keys now must be
prefixed with <strong>form_validation_</strong> in order to avoid collisions:</p