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InvalidArgumentException: The URI 'www.ing.unisannio.it/pinto' is invalid. You must use a valid URI scheme. in Drupal\Core\Url::fromUri() (line 293 of core/lib/Drupal/Core/Url.php).
Drupal\link\Plugin\Field\FieldType\LinkItem->getUrl() (Line: 240)
Drupal\link\Plugin\Field\FieldFormatter\LinkFormatter->buildUrl() (Line: 178)
Drupal\link\Plugin\Field\FieldFormatter\LinkFormatter->viewElements() (Line: 97)
Drupal\Core\Field\FormatterBase->view() (Line: 263)
Drupal\Core\Entity\Entity\EntityViewDisplay->buildMultiple() (Line: 340)
Drupal\Core\Entity\EntityViewBuilder->buildComponents() (Line: 282)
Drupal\Core\Entity\EntityViewBuilder->buildMultiple() (Line: 239)
Drupal\Core\Entity\EntityViewBuilder->build()
call_user_func_array() (Line: 101)
Drupal\Core\Render\Renderer->doTrustedCallback() (Line: 772)
Drupal\Core\Render\Renderer->doCallback() (Line: 363)
Drupal\Core\Render\Renderer->doRender() (Line: 201)
Drupal\Core\Render\Renderer->render() (Line: 1160)
Drupal\views\Plugin\views\field\FieldPluginBase->advancedRender() (Line: 238)
template_preprocess_views_view_field()
call_user_func_array() (Line: 287)
Drupal\Core\Theme\ThemeManager->render() (Line: 422)
Drupal\Core\Render\Renderer->doRender() (Line: 201)
Drupal\Core\Render\Renderer->render() (Line: 1747)
Drupal\views\Plugin\views\field\FieldPluginBase->theme() (Line: 779)
Drupal\views\Plugin\views\style\StylePluginBase->elementPreRenderRow()
call_user_func_array() (Line: 101)
Drupal\Core\Render\Renderer->doTrustedCallback() (Line: 772)
Drupal\Core\Render\Renderer->doCallback() (Line: 363)
Drupal\Core\Render\Renderer->doRender() (Line: 201)
Drupal\Core\Render\Renderer->render() (Line: 718)
Drupal\views\Plugin\views\style\StylePluginBase->renderFields() (Line: 584)
Drupal\views\Plugin\views\style\StylePluginBase->renderGrouping() (Line: 475)
Drupal\views\Plugin\views\style\StylePluginBase->render() (Line: 2170)
Drupal\views\Plugin\views\display\DisplayPluginBase->render() (Line: 1533)
Drupal\views\ViewExecutable->render() (Line: 131)
Drupal\views\Plugin\views\display\Block->execute() (Line: 1630)
Drupal\views\ViewExecutable->executeDisplay() (Line: 81)
Drupal\views\Element\View::preRenderViewElement() (Line: 59)
Drupal\views\Plugin\Block\ViewsBlock->build() (Line: 171)
Drupal\block\BlockViewBuilder::preRender()
call_user_func_array() (Line: 101)
Drupal\Core\Render\Renderer->doTrustedCallback() (Line: 772)
Drupal\Core\Render\Renderer->doCallback() (Line: 363)
Drupal\Core\Render\Renderer->doRender() (Line: 435)
Drupal\Core\Render\Renderer->doRender() (Line: 201)
Drupal\Core\Render\Renderer->render() (Line: 479)
Drupal\Core\Template\TwigExtension->escapeFilter() (Line: 167)
__TwigTemplate_a69c2150d5210aef7b1502b147ada6803fa392c5d6f9d4b31cdf981da9c6a3e8->doDisplay() (Line: 405)
Twig\Template->displayWithErrorHandling() (Line: 378)
Twig\Template->display() (Line: 390)
Twig\Template->render() (Line: 55)
twig_render_template() (Line: 384)
Drupal\Core\Theme\ThemeManager->render() (Line: 422)
Drupal\Core\Render\Renderer->doRender() (Line: 201)
Drupal\Core\Render\Renderer->render() (Line: 479)
Drupal\Core\Template\TwigExtension->escapeFilter() (Line: 91)
__TwigTemplate_db06519836164d5e6b9da7a0b2670dd5375ccbcb10a4103c69fbdb587fe39a1e->doDisplay() (Line: 405)
Twig\Template->displayWithErrorHandling() (Line: 378)
Twig\Template->display() (Line: 390)
Twig\Template->render() (Line: 55)
twig_render_template() (Line: 384)
Drupal\Core\Theme\ThemeManager->render() (Line: 422)
Drupal\Core\Render\Renderer->doRender() (Line: 201)
Drupal\Core\Render\Renderer->render() (Line: 162)
Drupal\Core\Render\MainContent\HtmlRenderer->Drupal\Core\Render\MainContent\{closure}() (Line: 564)
Drupal\Core\Render\Renderer->executeInRenderContext() (Line: 163)
Drupal\Core\Render\MainContent\HtmlRenderer->renderResponse() (Line: 90)
Drupal\Core\EventSubscriber\MainContentViewSubscriber->onViewRenderArray()
call_user_func() (Line: 142)
Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch() (Line: 164)
Symfony\Component\HttpKernel\HttpKernel->handleRaw() (Line: 81)
Symfony\Component\HttpKernel\HttpKernel->handle() (Line: 58)
Drupal\Core\StackMiddleware\Session->handle() (Line: 48)
Drupal\Core\StackMiddleware\KernelPreHandle->handle() (Line: 191)
Drupal\page_cache\StackMiddleware\PageCache->fetch() (Line: 128)
Drupal\page_cache\StackMiddleware\PageCache->lookup() (Line: 82)
Drupal\page_cache\StackMiddleware\PageCache->handle() (Line: 48)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle() (Line: 51)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle() (Line: 23)
Stack\StackedHttpKernel->handle() (Line: 709)
Drupal\Core\DrupalKernel->handle() (Line: 19)