Error circles on nextcloud snap

Hello ! I have installed nextcloud (25.0.7) on an ubuntu server (last update). I have this error that occurs at irregular time intervals:
Erreur: OCA\Circles\Tools\Exceptions\RequestNetworkException: at <>

  1. /snap/nextcloud/35562/htdocs/apps/circles/lib/Service/FederatedEventService.php line 443
    OCA\Circles\Service\FederatedEventService->doRequest()
  2. /snap/nextcloud/35562/htdocs/apps/circles/lib/Service/FederatedEventService.php line 188
    OCA\Circles\Service\FederatedEventService->initBroadcast()
  3. /snap/nextcloud/35562/htdocs/apps/circles/lib/Service/SyncService.php line 454
    OCA\Circles\Service\FederatedEventService->newEvent()
  4. /snap/nextcloud/35562/htdocs/apps/circles/lib/Listeners/GroupMemberAdded.php line 73
    OCA\Circles\Service\SyncService->groupMemberAdded()
  5. /snap/nextcloud/35562/htdocs/lib/private/EventDispatcher/ServiceEventListener.php line 87
    OCA\Circles\Listeners\GroupMemberAdded->handle()
  6. /snap/nextcloud/35562/htdocs/3rdparty/symfony/event-dispatcher/EventDispatcher.php line 251
    OC\EventDispatcher\ServiceEventListener->__invoke()
  7. /snap/nextcloud/35562/htdocs/3rdparty/symfony/event-dispatcher/EventDispatcher.php line 73
    Symfony\Component\EventDispatcher\EventDispatcher->callListeners()
  8. /snap/nextcloud/35562/htdocs/lib/private/EventDispatcher/EventDispatcher.php line 88
    Symfony\Component\EventDispatcher\EventDispatcher->dispatch()
  9. /snap/nextcloud/35562/htdocs/lib/private/EventDispatcher/EventDispatcher.php line 100
    OC\EventDispatcher\EventDispatcher->dispatch()
  10. /snap/nextcloud/35562/htdocs/lib/private/Server.php line 521
    OC\EventDispatcher\EventDispatcher->dispatchTyped()
  11. <>
    OC\Server->OC{closure}(“*** sensitive parameters replaced ***”)
  12. /snap/nextcloud/35562/htdocs/lib/private/Hooks/EmitterTrait.php line 106
    call_user_func_array()
  13. /snap/nextcloud/35562/htdocs/lib/private/Hooks/PublicEmitter.php line 40
    OC\Hooks\BasicEmitter->emit()
  14. /snap/nextcloud/35562/htdocs/lib/private/Group/Group.php line 196
    OC\Hooks\PublicEmitter->emit()
  15. /snap/nextcloud/35562/htdocs/apps/provisioning_api/lib/Controller/UsersController.php line 1224
    OC\Group\Group->addUser(“*** sensitive parameters replaced ***”)
  16. /snap/nextcloud/35562/htdocs/lib/private/AppFramework/Http/Dispatcher.php line 225
    OCA\Provisioning_API\Controller\UsersController->addToGroup()
  17. /snap/nextcloud/35562/htdocs/lib/private/AppFramework/Http/Dispatcher.php line 133
    OC\AppFramework\Http\Dispatcher->executeController()
  18. /snap/nextcloud/35562/htdocs/lib/private/AppFramework/App.php line 172
    OC\AppFramework\Http\Dispatcher->dispatch()
  19. /snap/nextcloud/35562/htdocs/lib/private/Route/Router.php line 298
    OC\AppFramework\App::main()
  20. /snap/nextcloud/35562/htdocs/ocs/v1.php line 64
    OC\Route\Router->match()
  21. /snap/nextcloud/35562/htdocs/ocs/v2.php line 23
    require_once(“/snap/nextcloud/35562/htdocs/ocs/v1.php”)

POST /ocs/v2.php/cloud/users/Antoine/groups
from 90.89.66.216 by louis at 2023-06-24T12:31:18+00:00

What does it mean and how can I solve it?
Thank you very much for your help?

try to run ./occ circles:check from the root of your nextcloud