On some pages you can get this error:
rror: Call to a member function getUntranslatedString() on null in float_labels_select() (line 80 of /opt/bitnami/apps/drupal/web/modules/contrib/float_labels/float_labels.module)
#0 /opt/bitnami/apps/drupal/web/modules/contrib/float_labels/float_labels.module(60): float_labels_select(Array)
#1 [internal function]: float_labels_process_element(Array, Object(Drupal\Core\Form\FormState), Array)
#2 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/Form/FormBuilder.php(1008): call_user_func_array('float_labels_pr...', Array)
#3 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/Form/FormBuilder.php(1071): Drupal\Core\Form\FormBuilder->doBuildForm('commerce_produc...', Array, Object(Drupal\Core\Form\FormState))
#4 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/Form/FormBuilder.php(1071): Drupal\Core\Form\FormBuilder->doBuildForm('commerce_produc...', Array, Object(Drupal\Core\Form\FormState))
#5 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/Form/FormBuilder.php(1071): Drupal\Core\Form\FormBuilder->doBuildForm('commerce_produc...', Array, Object(Drupal\Core\Form\FormState))
#6 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/Form/FormBuilder.php(1071): Drupal\Core\Form\FormBuilder->doBuildForm('commerce_produc...', Array, Object(Drupal\Core\Form\FormState))
#7 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/Form/FormBuilder.php(575): Drupal\Core\Form\FormBuilder->doBuildForm('commerce_produc...', Array, Object(Drupal\Core\Form\FormState))
#8 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/Form/FormBuilder.php(321): Drupal\Core\Form\FormBuilder->processForm('commerce_produc...', Array, Object(Drupal\Core\Form\FormState))
#9 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/Controller/FormController.php(91): Drupal\Core\Form\FormBuilder->buildForm(Object(Drupal\commerce_product\Form\ProductVariationForm), Object(Drupal\Core\Form\FormState))
#10 [internal function]: Drupal\Core\Controller\FormController->getContentResult(Object(Symfony\Component\HttpFoundation\Request), Object(Drupal\Core\Routing\RouteMatch))
#11 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(123): call_user_func_array(Array, Array)
#12 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/Render/Renderer.php(573): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}()
#13 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(124): Drupal\Core\Render\Renderer->executeInRenderContext(Object(Drupal\Core\Render\RenderContext), Object(Closure))
#14 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(97): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext(Array, Array)
#15 /opt/bitnami/apps/drupal/vendor/symfony/http-kernel/HttpKernel.php(151): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}()
#16 /opt/bitnami/apps/drupal/vendor/symfony/http-kernel/HttpKernel.php(68): Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object(Symfony\Component\HttpFoundation\Request), 1)
#17 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/StackMiddleware/Session.php(57): Symfony\Component\HttpKernel\HttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#18 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/StackMiddleware/KernelPreHandle.php(47): Drupal\Core\StackMiddleware\Session->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#19 /opt/bitnami/apps/drupal/web/core/modules/page_cache/src/StackMiddleware/PageCache.php(106): Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#20 /opt/bitnami/apps/drupal/web/core/modules/page_cache/src/StackMiddleware/PageCache.php(85): Drupal\page_cache\StackMiddleware\PageCache->pass(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#21 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/StackMiddleware/ReverseProxyMiddleware.php(47): Drupal\page_cache\StackMiddleware\PageCache->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#22 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/StackMiddleware/NegotiationMiddleware.php(52): Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#23 /opt/bitnami/apps/drupal/vendor/stack/builder/src/Stack/StackedHttpKernel.php(23): Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#24 /opt/bitnami/apps/drupal/web/core/lib/Drupal/Core/DrupalKernel.php(708): Stack\StackedHttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#25 /opt/bitnami/apps/drupal/web/index.php(19): Drupal\Core\DrupalKernel->handle(Object(Symfony\Component\HttpFoundation\Request))
#26 {main}