Error with Password Policy module
Problem/Motivation
I'm not positive this is a Devel issue, but after upgrading Devel from 4.1.5 to 5.0.2, we now get an error when going to the config page (/admin/config/security/password-policy) for the password_policy module:
`The website encountered an unexpected error. Please try again later.
Symfony\Component\Routing\Exception\MissingMandatoryParametersException: Some mandatory parameters are missing ("machine_name") to generate a URL for route "entity.password_policy.devel_load". in Drupal\Core\Routing\UrlGenerator->doGenerate() (line 181 of core/lib/Drupal/Core/Routing/UrlGenerator.php).
Drupal\Core\Routing\UrlGenerator->getInternalPathFromRoute('entity.password_policy.devel_load', Object, Array, Array) (Line: 292) Drupal\Core\Routing\UrlGenerator->generateFromRoute('entity.password_policy.devel_load', Array, Array, 1) (Line: 105) Drupal\Core\Render\MetadataBubblingUrlGenerator->generateFromRoute('entity.password_policy.devel_load', Array, Array, 1) (Line: 765) Drupal\Core\Url->toString(1) (Line: 182) Drupal\Core\Utility\LinkGenerator->generate(Object, Object) (Line: 95) Drupal\Core\Render\Element\Link::preRenderLink(Array) call_user_func_array(Array, Array) (Line: 101) Drupal\Core\Render\Renderer->doTrustedCallback(Array, Array, 'Render #pre_render callbacks must be methods of a class that implements \Drupal\Core\Security\TrustedCallbackInterface or be an anonymous function. The callback was %s. See https://www.drupal.org/node/2966725', 'exception', 'Drupal\Core\Render\Element\RenderCallbackInterface') (Line: 772) Drupal\Core\Render\Renderer->doCallback('#pre_render', Array, Array) (Line: 363) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 201) Drupal\Core\Render\Renderer->render(Array) (Line: 479) Drupal\Core\Template\TwigExtension->escapeFilter(Object, Array, 'html', NULL, 1) (Line: 97) __TwigTemplate_82e8bd142309a9f97228f112d64dccc22e575823853d44d10b521e5010c7380d->doDisplay(Array, Array) (Line: 405) Twig\Template->displayWithErrorHandling(Array, Array) (Line: 378) Twig\Template->display(Array) (Line: 390) Twig\Template->render(Array) (Line: 55) twig_render_template('themes/contrib/gin/templates/form/links--dropbutton.html.twig', Array) (Line: 384) Drupal\Core\Theme\ThemeManager->render('links__dropbutton', Array) (Line: 422) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 201) Drupal\Core\Render\Renderer->render(Array) (Line: 479) Drupal\Core\Template\TwigExtension->escapeFilter(Object, Array, 'html', NULL, 1) (Line: 196) __TwigTemplate_cb45af8c4ec7d2c3b6e9df8e3c3337b806b158f638a676934209fa59575c2ae1->doDisplay(Array, Array) (Line: 405) Twig\Template->displayWithErrorHandling(Array, Array) (Line: 378) Twig\Template->display(Array) (Line: 390) Twig\Template->render(Array) (Line: 55) twig_render_template('themes/contrib/gin/templates/dataset/table.html.twig', Array) (Line: 384) Drupal\Core\Theme\ThemeManager->render('table', Array) (Line: 422) Drupal\Core\Render\Renderer->doRender(Array) (Line: 435) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 201) Drupal\Core\Render\Renderer->render(Array, ) (Line: 241) Drupal\Core\Render\MainContent\HtmlRenderer->Drupal\Core\Render\MainContent{closure}() (Line: 564) Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 242) Drupal\Core\Render\MainContent\HtmlRenderer->prepare(Array, Object, Object) (Line: 132) Drupal\Core\Render\MainContent\HtmlRenderer->renderResponse(Array, Object, Object) (Line: 90) Drupal\Core\EventSubscriber\MainContentViewSubscriber->onViewRenderArray(Object, 'kernel.view', Object) call_user_func(Array, Object, 'kernel.view', Object) (Line: 142) Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch(Object, 'kernel.view') (Line: 164) Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 81) Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1) (Line: 58) Drupal\Core\StackMiddleware\Session->handle(Object, 1, 1) (Line: 48) Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 1, 1) (Line: 106) Drupal\page_cache\StackMiddleware\PageCache->pass(Object, 1, 1) (Line: 85) Drupal\page_cache\StackMiddleware\PageCache->handle(Object, 1, 1) (Line: 270) Drupal\shield\ShieldMiddleware->bypass(Object, 1, 1) (Line: 226) Drupal\shield\ShieldMiddleware->handle(Object, 1, 1) (Line: 48) Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 51) Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object, 1, 1) (Line: 23) Stack\StackedHttpKernel->handle(Object, 1, 1) (Line: 709) Drupal\Core\DrupalKernel->handle(Object) (Line: 19)`
Uninstalling Devel resolves the issue. We haven't noticed this same behavior on any other config pages, so this appears to be particular to password_policy. Any ideas on what might be causing this?
Proposed resolution
(Description of the proposed solution, the rationale behind it, and any workarounds)