1 exception(s):
Exception #0 (Magento\Framework\View\Asset\ContentProcessorException): Compilation from source: LESS file is empty: frontend/FalconMedia/cruc/nl_NL/css/critical.less

Exception #0 (Magento\Framework\View\Asset\ContentProcessorException): Compilation from source: LESS file is empty: frontend/FalconMedia/cruc/nl_NL/css/critical.less
<pre>#1 Magento\Framework\View\Asset\PreProcessor\AlternativeSource->processContent() called at [vendor/magento/framework/View/Asset/PreProcessor/AlternativeSource.php:112]
#2 Magento\Framework\View\Asset\PreProcessor\AlternativeSource->process() called at [vendor/magento/module-developer/Model/View/Asset/PreProcessor/PreprocessorStrategy.php:78]
#3 Magento\Developer\Model\View\Asset\PreProcessor\PreprocessorStrategy->process() called at [vendor/magento/framework/View/Asset/PreProcessor/Pool.php:77]
#4 Magento\Framework\View\Asset\PreProcessor\Pool->process() called at [vendor/magento/framework/View/Asset/Source.php:152]
#5 Magento\Framework\View\Asset\Source->preProcess() called at [vendor/magento/framework/View/Asset/Source.php:121]
#6 Magento\Framework\View\Asset\Source->getContent() called at [vendor/magento/framework/Interception/Interceptor.php:58]
#7 Magento\Framework\View\Asset\Source\Interceptor->___callParent() called at [vendor/magento/framework/Interception/Interceptor.php:138]
#8 Magento\Framework\View\Asset\Source\Interceptor->Magento\Framework\Interception\{closure}() called at [vendor/swissup/module-firecheckout/Plugin/View/AssetSource.php:47]
#9 Swissup\Firecheckout\Plugin\View\AssetSource->aroundGetContent() called at [vendor/magento/framework/Interception/Interceptor.php:135]
#10 Magento\Framework\View\Asset\Source\Interceptor->Magento\Framework\Interception\{closure}() called at [vendor/magento/framework/Interception/Interceptor.php:153]
#11 Magento\Framework\View\Asset\Source\Interceptor->___callPlugins() called at [generated/code/Magento/Framework/View/Asset/Source/Interceptor.php:23]
#12 Magento\Framework\View\Asset\Source\Interceptor->getContent() called at [vendor/magento/framework/View/Asset/File.php:186]
#13 Magento\Framework\View\Asset\File->getContent() called at [vendor/snowdog/theme-frontend-alpaca/Magento_Theme/templates/root.phtml:78]
#14 include() called at [vendor/magento/framework/View/Result/Page.php:329]
#15 Magento\Framework\View\Result\Page->renderPage() called at [vendor/magento/framework/View/Result/Page.php:262]
#16 Magento\Framework\View\Result\Page->render() called at [vendor/magento/framework/View/Result/Layout.php:171]
#17 Magento\Framework\View\Result\Layout->renderResult() called at [vendor/magento/framework/Interception/Interceptor.php:58]
#18 Magento\Framework\View\Result\Page\Interceptor->___callParent() called at [vendor/magento/framework/Interception/Interceptor.php:138]
#19 Magento\Framework\View\Result\Page\Interceptor->Magento\Framework\Interception\{closure}() called at [vendor/magento/framework/Interception/Interceptor.php:153]
#20 Magento\Framework\View\Result\Page\Interceptor->___callPlugins() called at [generated/code/Magento/Framework/View/Result/Page/Interceptor.php:32]
#21 Magento\Framework\View\Result\Page\Interceptor->renderResult() called at [vendor/magento/framework/App/Http.php:120]
#22 Magento\Framework\App\Http->launch() called at [vendor/magento/framework/App/Bootstrap.php:264]
#23 Magento\Framework\App\Bootstrap->run() called at [pub/index.php:30]
</pre>