SAP Knowledge Base Article - Preview

2794712 - Deployment fails due to service [tc~bl~deploy_controller] cannot lock the database


During SUM Tool upgrade process, you come across the simular issue as screenshot below


From deply_x_trc, you can see errors which caused issue is the following;

[EXCEPTION] This deployment won't be started, because service [tc~bl~deploy_controller] cannot lock the database.
Hint: 1). Retry, when there is no system activity.

Caused by: Cannot perform 'lock' operation in 'DB' for argument 'deploy_controller/lock/single_thread' and user 'Deploy', because the argument 'deploy_controller/lock/single_thread' and user 'Deploy' is already locked.

Caused by: A configuration with the path "deploy_controller/lock/single_thread" does already exist.



  • Release Independent
  • SAP NetWeaver


SAP NetWeaver all versions


deploy_controller/lock/single_thread, Cannot perform 'lock' operation, Retry, when there is no system activity , KBA , BC-JAS-DPL , Deployment , Problem

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP ONE Support launchpad (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.