validate request not empty to update

src/Entity/Browser/Container/Page.php

@@ -138,6 +138,13 @@ class Page
          int $timeout = 15
     ): void
     {
+        // Request entry should not be empty to update
+        if (empty($this->navbar->request->getValue()))
+        {
+            // return;
+            throw new \Exception;
+        }
+
         // Update title
         $this->title->set(
             _('Loading...')

src/Entity/Browser/Container/Page/Navbar/Request.php

@@ -16,8 +16,13 @@ class Request extends Entry
         \GtkEntry $entry
     ): void
     {
+        if (empty($this->getValue()))
+        {
+            return;
+        }
+
         $this->navbar->page->open(
-            $entry->get_text()
+            $this->getValue()
         );
 
         $this->navbar->page->container->tab->update();