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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

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