How To Fix DPR_SHARED216 - &1 &2: Fixed/actual start conflicts with the date of a successor

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 216

• Message text: &1 &2: Fixed/actual start conflicts with the date of a successor

What causes this issue?

During backward scheduling of the project element, the system calculated
a start from a successor relationship and the duration of the project
element. The start is before the fixed start or before the actual start
of the project element.

System Response

The system ignores the successor relationship and uses the fixed start
or the actual start as the calculated start of the project element.
The system calculates the finish from this date using the duration of
the project element.

How to fix this error?

Check whether the fixed start or actual start is realistic.

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_SHARED216 - &1 &2: Fixed/actual start conflicts with the date of a successor ?

  The SAP error message DPR_SHARED216 indicates that there is a conflict between the fixed or actual start date of a task and the date of its successor task in a project. This typically occurs in project management scenarios where tasks are interdependent, and the scheduling of one task affects the timing of another.
  Cause:
  
  
  Fixed/Actual Start Date Conflict: The task has a fixed or actual start date that does not align with the start date of its successor task. This can happen if:
  
  The predecessor task is scheduled to finish after the successor task is supposed to start.
  The fixed start date of the predecessor is set in such a way that it conflicts with the successor's planned start date.
  
  
  
  Task Dependencies: The dependencies between tasks (like Finish-to-Start, Start-to-Start, etc.) are not properly configured, leading to scheduling conflicts.
  
  
  Manual Adjustments: If manual adjustments were made to the schedule without considering the dependencies, it can lead to this error.
  
  
  Solution:
  
  
  Check Task Dependencies: Review the dependencies between the tasks. Ensure that the predecessor task is scheduled to finish before the successor task starts. Adjust the dependencies if necessary.
  
  
  Adjust Dates: Modify the fixed or actual start date of the predecessor task to ensure it aligns with the successor task's start date. You may need to:
  
  Change the fixed start date to an earlier date.
  Adjust the successor task's start date to accommodate the predecessor's schedule.
  
  
  
  Re-evaluate Scheduling: If the project schedule has been altered, re-evaluate the entire project timeline to ensure that all tasks are properly sequenced and that there are no conflicts.
  
  
  Use Scheduling Tools: Utilize SAP's scheduling tools to automatically adjust dates based on dependencies. This can help prevent manual errors.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on managing task dependencies and scheduling in your version of SAP.
  
  
  Related Information:
  
  Project Management in SAP: Understanding how project management works in SAP, including task dependencies, scheduling, and resource allocation, can help prevent such errors.
  SAP Notes and Support: Check SAP Notes for any known issues or patches related to this error message. SAP Support can also provide assistance if the issue persists.
  Training and Best Practices: Consider training for project managers and team members on best practices for using SAP for project scheduling to minimize conflicts and errors.
  
  By addressing the underlying causes of the error and ensuring proper task management practices, you can resolve the DPR_SHARED216 error and maintain a smooth project schedule.