icingaweb2/application/views/scripts/dashboard/index.phtml

<div class="controls">
<?= $this->tabs ?>
</div>
<?php if ($this->dashboard): ?>
    <div class="dashboard content">
    <?= $this->dashboard ?>
    </div>
<?php else: ?>
    <div class="content">
        <h1>No dashboard configuration found!</h1>
        <p>
            <?=
                $this->translate('We tried to load a dashboard configuration with no success.'
                . ' Please have look that the configuration does exist:');
            ?>

            <code>
                <?= $this->escape($this->configPath) ?>.ini
            </code>
        </p>
    </div>
<?php endif; ?>