NC 25.0.5 Unable to generate a URL for the named route

Nextcloud version 25.0.5
Operating system and version: Ubuntu 20.04.6 LTS
Apache version: 2.4.55
PHP version : 8.2.4

I see in the Nextcloud logs (in the web gui) the info logs like this every few minutes

[no app in context] Information: Symfony\Component\Routing\Exception\RouteNotFoundException: Unable to generate a URL for the named route “backup.Remote.uploadRestoringChunk” as such route does not exist. at <>

  1. /var/www/cloud/lib/private/Route/Router.php line 361
    Symfony\Component\Routing\Generator\UrlGenerator->generate()
  2. /var/www/cloud/lib/private/Route/CachingRouter.php line 58
    OC\Route\Router->generate()
  3. /var/www/cloud/lib/private/URLGenerator.php line 103
    OC\Route\CachingRouter->generate()
  4. /var/www/cloud/lib/private/URLGenerator.php line 115
    OC\URLGenerator->linkToRoute()
  5. /var/www/cloud/apps/backup/lib/Service/RemoteStreamService.php line 164
    OC\URLGenerator->linkToRouteAbsolute()
  6. /var/www/cloud/apps/backup/lib/Service/RemoteStreamService.php line 403
    OCA\Backup\Service\RemoteStreamService->getAppSignatory()
  7. /var/www/cloud/apps/backup/lib/Service/PointService.php line 916
    OCA\Backup\Service\RemoteStreamService->verifyPoint()
  8. /var/www/cloud/apps/backup/lib/Controller/LocalController.php line 181
    OCA\Backup\Service\PointService->getRPFromInstances()
  9. /var/www/cloud/lib/private/AppFramework/Http/Dispatcher.php line 225
    OCA\Backup\Controller\LocalController->getRestoringPoints()
  10. /var/www/cloud/lib/private/AppFramework/Http/Dispatcher.php line 133
    OC\AppFramework\Http\Dispatcher->executeController()
  11. /var/www/cloud/lib/private/AppFramework/App.php line 172
    OC\AppFramework\Http\Dispatcher->dispatch()
  12. /var/www/cloud/lib/private/Route/Router.php line 298
    OC\AppFramework\App::main()
  13. /var/www/cloud/ocs/v1.php line 63
    OC\Route\Router->match()
  14. /var/www/cloud/ocs/v2.php line 23
    require_once(“/var/www/cloud/ocs/v1.php”)

GET /ocs/v2.php/apps/backup/rp
from 188.193.230.13 by admin-sm at 2023-04-28T16:45:45+02:00

[no app in context] Information: Symfony\Component\Routing\Exception\RouteNotFoundException: Unable to generate a URL for the named route “theming.Theming.getImage” as such route does not exist. at <>

  1. /var/www/cloud/lib/private/Route/Router.php line 361
    Symfony\Component\Routing\Generator\UrlGenerator->generate()
  2. /var/www/cloud/lib/private/Route/CachingRouter.php line 58
    OC\Route\Router->generate()
  3. /var/www/cloud/lib/private/URLGenerator.php line 103
    OC\Route\CachingRouter->generate()
  4. /var/www/cloud/apps/theming/lib/ThemingDefaults.php line 302
    OC\URLGenerator->linkToRoute()
  5. /var/www/cloud/apps/theming/lib/Capabilities.php line 89
    OCA\Theming\ThemingDefaults->getLogo()
  6. /var/www/cloud/lib/private/CapabilitiesManager.php line 75
    OCA\Theming\Capabilities->getCapabilities()
  7. /var/www/cloud/lib/private/Template/JSConfigHelper.php line 166
    OC\CapabilitiesManager->getCapabilities()
  8. /var/www/cloud/lib/private/TemplateLayout.php line 229
    OC\Template\JSConfigHelper->getConfig()
  9. /var/www/cloud/lib/private/legacy/OC_Template.php line 184
    OC\TemplateLayout->__construct()
  10. /var/www/cloud/lib/private/Template/Base.php line 132
    OC_Template->fetchPage()
  11. /var/www/cloud/lib/base.php line 817
    OC\Template\Base->printPage()
  12. /var/www/cloud/lib/base.php line 1144
    OC::init()
  13. /var/www/cloud/index.php line 34
    require_once(“/var/www/cloud/lib/base.php”)

GET /
from 34.76.158.233 at 2023-04-28T15:15:19+02:00

How can I fix this? Is this a problem or only an information?
Thanks.
Best regards,
Steffen

I would be very grateful for help.
Thanks.