FA icons not displaying (since 2.3) in bootstrap modal

[sawandee]

FA icons not displaying (since 2.3 upgrade) in bootstrap modal.
Work fine in posts and html pages. Any ideas?

<!-- Modal body -->
<div class="modal-body">

<p><xf:fa icon="fa-cogs" ></xf:fa>&nbsp;<span class="sub-def">A cog icon indicates the featured word is an essential classifier, quantifier, modifier, particle, preposition, conjunction or auxiliary verb.</span></p>

</div>

...
<script...

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FA icons not displaying (since 2.3) in bootstrap modal

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