How To Fix DPR_SHARED808 - Could not lock all objects for project: &1 is not possible

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 808

• Message text: Could not lock all objects for project: &1 is not possible

What causes this issue?

You want to perform action &V1& for the project definition. Since this
action affects the whole project, all subtasks and lower-level phases
and checklists have to be locked. However, at least one task, checklist
item, or approval is already being processed by another user and
therefore it is not possible to lock all objects in the project.

System Response

The system does not perform action &V1&.

How to fix this error?

You can perform action &V1& once all the objects in the project can be
locked.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DPR_SHARED808 - Could not lock all objects for project: &1 is not possible ?

  The SAP error message DPR_SHARED808 indicates that the system was unable to lock all objects for a project. This typically occurs in the context of project management within SAP, particularly when dealing with project structures, resources, or related objects.
  Cause:
  The error can be caused by several factors, including:
  
  Concurrent Access: Another user or process is currently accessing or modifying the same project or its components, leading to a lock conflict.
  Lock Table Issues: The lock table may be full or experiencing issues, preventing new locks from being created.
  System Performance: High system load or performance issues may lead to delays in acquiring locks.
  Configuration Issues: There may be configuration settings that are preventing proper locking mechanisms from functioning.
  
  Solution:
  To resolve the DPR_SHARED808 error, you can try the following steps:
  
  
  Check for Active Sessions: Use transaction code SM12 to check for existing locks on the project. If you find locks that are no longer needed, you can delete them (if you have the necessary authorizations).
  
  
  Wait and Retry: If the issue is due to concurrent access, waiting for a few moments and then retrying the operation may resolve the issue.
  
  
  System Performance: Monitor system performance and check for any bottlenecks. If the system is under heavy load, consider optimizing performance or scheduling tasks during off-peak hours.
  
  
  Lock Table Size: If the lock table is full, you may need to increase its size. This typically requires assistance from your SAP Basis team.
  
  
  Check Configuration: Review the configuration settings related to project management and locking mechanisms to ensure they are set up correctly.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (for lock entries), SM21 (for system logs), and ST22 (for dumps) to help diagnose the issue.
  User Authorizations: Ensure that users have the necessary authorizations to access and modify the project objects.
  Documentation: Review SAP documentation related to project management and locking mechanisms for more detailed information.
  
  By following these steps, you should be able to identify and resolve the cause of the DPR_SHARED808 error in your SAP system.