Resources/Private/Partials/Errors.html
<html xmlns:f="http://typo3.org/ns/TYPO3/CMS/Fluid/ViewHelpers" data-namespace-typo3-fluid="true">
<div class="alert alert-warning">
<b>{f:translate(key: 'error')}</b> {f:translate(key: 'error_label_url')}
<a href="{configuration.mediaUrl}">{configuration.mediaUrl}</a>
</div>
<f:for each="{providerExceptions}" as="providerException">
<div class="alert alert-warning">
<strong>{f:translate(key: 'error_label_provider')}</strong> {providerException.provider.name}<br/>
<strong>{f:translate(key: 'error_label_error')}</strong> {providerException.exception.message}
</div>
</f:for>
</html>