Hi @arunpatidar  thank you for your reply!I checked this post and I have same configuration but still see warning in log files.

Hi @HrishikeshKagne thank you for your reply!I change path for custom system user to system/cq:services/custom: - user_config: - custom-asset-service: - path: system/cq:services/custom isSystemUser: true - ace_config: - custom-asset-service: - path: /content/dam/...

Hi All,  I have warning in log file for all custom service users:22.08.2025 19:42:19.681 [aem-author-786cd7b776-sddwr] *WARN* [JobHandler: /var/workflow/instances/server0/2025-08-22/custom-id-post-processing_1:/content/dam/assets/test.png] com.adobe.granite.repository.impl.SystemPrincipalsValidation...