When using OAuth Authorization Code Flow to login to Drupal, after successful login the following warning is shown in the drupal ui:
Warning: Cannot modify header information - headers already sent by (output started at /opt/drupal/vendor/symfony/http-foundation/Response.php:368) in Drupal\miniorange_oauth_client\Controller\miniorange_oauth_clientController->miniorange_oauth_client_mo_login() (line 231 of modules/contrib/miniorange_oauth_client/src/Controller/miniorange_oauth_clientController.php).
Drupal\miniorange_oauth_client\Controller\miniorange_oauth_clientController->miniorange_oauth_client_mo_login()
call_user_func_array(Array, Array) (Line: 123)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 580)
Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 124)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 169)
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: 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: 718)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)
This issue is new since version 4.0.6, on version 4.0.5 it didn't occur.
Our setup is as follows:
Drupal version: 9.5.9
PHP version: 8.0
( Docker image: https://hub.docker.com/layers/library/drupal/9.5.9-php8.0-fpm-alpine3.16... )
1. Login via SSO with external identity provider
2. The warning is shown as seen in the screenshot
Fixed
4.0
Code
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It's likely this issue predates Contrib.social: some issue and comment data are missing.
Hi @robinschlenker,
Thank you for pointing out the issue. I would like to inform you that it has been resolved with version 4.0.8.
Could you please test and confirm the same?
Feel free to reach out to us at drupalsupport@xecurify.com if you have any questions or concerns.