How To Fix DPR_SHARED815 - Could not lock all checklists: Scheduling is not possible

DPR_SHARED815 - Overview

• Message type: E = Error

• Message class: DPR_SHARED - Development Projects: Messages for Shared Objects

• Message number: 815

• Message text: Could not lock all checklists: Scheduling is not possible

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DPR_SHARED815 - Could not lock all checklists: Scheduling is not possible ?

  The SAP error message DPR_SHARED815, which states "Could not lock all checklists: Scheduling is not possible," typically occurs in the context of project management within SAP, particularly when dealing with project checklists in the Project System (PS) or Project Management (PM) modules. This error indicates that the system is unable to lock the necessary checklists for a project, which is required for scheduling operations.
  Causes:
  
  Concurrent Access: Another user or process may be accessing or modifying the checklist at the same time, preventing the system from obtaining the necessary locks.
  Incomplete Checklist: The checklist may not be fully defined or may have missing entries, which can lead to locking issues.
  System Configuration: There may be configuration issues in the project management settings that affect how checklists are handled.
  Database Locks: There could be database-level locks that are preventing the checklist from being accessed.
  
  Solutions:
  
  Check for Concurrent Users: Verify if other users are currently accessing or modifying