diff --git a/src/Widget/WidgetPluginBase.php b/src/Widget/WidgetPluginBase.php
index 4f724a1..4f2e1de 100644
--- a/src/Widget/WidgetPluginBase.php
+++ b/src/Widget/WidgetPluginBase.php
@@ -55,18 +55,20 @@ abstract class WidgetPluginBase extends PluginBase implements WidgetPluginInterf
         return $this->buildResultItem($result);
       }
       else {
-        $url = $result->getUrl();
-        $options = $url->getOptions();
-        $request = \Drupal::request();
-        $pathinfo = $request->getPathInfo();
-        $url_object = \Drupal::service('path.validator')
-          ->getUrlIfValid($pathinfo);
-        $route_params = $url_object->getRouteParameters();
-        $route_name = $url_object->getRouteName();
-        // Additional check needed if facets are tied up with a block on the page.
+        // Additional check if facets are tied up with a block on the page.
         if ($result->getUrl()->getRouteName() === 'facets.block.ajax') {
-          $result->setUrl(new Url($route_name, $route_params, $options));
+          $request = \Drupal::request();
+          $url_object = \Drupal::service('path.validator')
+            ->getUrlIfValid($request->getPathInfo());
+          if ($url_object) {
+            $url = $result->getUrl();
+            $options = $url->getOptions();
+            $route_params = $url_object->getRouteParameters();
+            $route_name = $url_object->getRouteName();
+            $result->setUrl(new Url($route_name, $route_params, $options));
+          }
         }
+
         return $this->buildListItems($facet, $result);
       }
     }, $facet->getResults());