How To Fix DPR_SHARED251 - Overwriting of the planned dates by the actual dates is not allowed

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 251

• Message text: Overwriting of the planned dates by the actual dates is not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DPR_SHARED251 - Overwriting of the planned dates by the actual dates is not allowed ?

  The SAP error message DPR_SHARED251, which states "Overwriting of the planned dates by the actual dates is not allowed," typically occurs in the context of project management within SAP, particularly when dealing with project planning and actuals in the Project System (PS) or the Portfolio and Project Management (PPM) module.
  Cause:
  This error arises when there is an attempt to update or overwrite planned dates (such as start or finish dates) with actual dates that have already been recorded. The system is designed to prevent this action to maintain the integrity of the project data. The planned dates are meant to represent the original schedule, while actual dates reflect what has occurred. Overwriting planned dates with actual dates can lead to inconsistencies and confusion in project tracking and reporting.
  Solution:
  To resolve this error, consider the following steps:
  
  
  Review the Data Entry: Check the entries you are trying to make. Ensure that you are not inadvertently trying to overwrite planned dates with actual dates.
  
  
  Adjust Actual Dates: If you need to change the actual dates, do so without affecting the planned dates. You may need to adjust the actual dates in a way that does not conflict with the planned dates.
  
  
  Use Correct Transactions: Ensure you are using the correct transaction codes for updating project data. For example, use transactions like CJ20N for project planning and CJ02 for changing project definitions.
  
  
  Consult Project Management Guidelines: Review your organization's project management guidelines to understand how planned and actual dates should be handled.
  
  
  Check User Authorizations: Ensure that you have the necessary authorizations to make changes to the project data. Sometimes, restrictions may be in place that prevent certain changes.
  
  
  Consult SAP Notes: Look for any relevant SAP Notes or documentation that may provide additional insights or updates regarding this error message.
  
  
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance. They may provide specific guidance based on your system configuration.
  
  
  Related Information:
  
  Project Management Best Practices: Familiarize yourself with best practices in project management to avoid similar issues in the future.
  SAP Documentation: Review SAP's official documentation for the Project System and Portfolio and Project Management modules for detailed information on handling planned and actual dates.
  Training: Consider training sessions for users involved in project management to ensure they understand how to properly manage planned and actual dates in SAP.
  
  By following these steps, you should be able to address the DPR_SHARED251 error and maintain the integrity of your project data in SAP.