FressRSS/app/views/error/index.phtml

<div class="post">
	<div class="alert alert-error">
		<h1 class="alert-head"><?= $this->code ?></h1>
		<p>
			<?= htmlspecialchars($this->errorMessage, ENT_NOQUOTES, 'UTF-8') ?><br />
			<a href="<?= _url('index', 'index') ?>"><?= _t('gen.action.back_to_rss_feeds') ?></a>
		</p>
	</div>
</div>