Same case here. Looking forward for idea.
#8 works for me. Thanks.
Site broken after update to 10.1.4 due to security patch.
Need help. Tia.
The patch does not seems to fix the warning. Still getting below:
Warning: Array to string conversion in Drupal\openid_connect\OpenIDConnect->saveUserinfo() (line 695 of modules/contrib/openid_connect/src/OpenIDConnect.php).
Drupal\openid_connect\OpenIDConnect->saveUserinfo(Object, Array) (Line: 413)
Drupal\openid_connect\OpenIDConnect->completeAuthorization(Object, Array) (Line: 296)
Drupal\openid_connect\Controller\OpenIDConnectRedirectController->authenticate(Object)
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: 163)
Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 74)