How To Fix 6P495 - You cannot make any deletions in the planning time fence (& - &)

SAP Error Message - Details

• Message type: E = Error

• Message class: 6P - Messages for planned independent requirements (Appl.area 60)

• Message number: 495

• Message text: You cannot make any deletions in the planning time fence (& - &)

What causes this issue?

In Customizing, you determined that no new schedule lines can be
created in the planning time fence, nor can existing schedule lines be
changed. If a change occurs within the planning time fence, the system
displays an error message.

System Response

Existing schedule lines are not deleted within the planning time fence.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 6P495 - You cannot make any deletions in the planning time fence (& - &) ?

  The SAP error message 6P495 indicates that you are trying to delete a planning element (such as a planned order or a production order) within the planning time fence. The planning time fence is a period during which changes to the production plan are restricted to ensure stability in the production schedule.
  Cause:
  The error occurs because:
  
  Planning Time Fence: The planning time fence is set in the system, and it prevents any deletions or changes to orders within this time frame. This is a common practice to avoid disruptions in production planning.
  Configuration Settings: The settings in the material master or the planning strategy may have defined a planning time fence that restricts deletions.
  
  Solution:
  To resolve this error, you can consider the following options:
  
  
  Check the Planning Time Fence:
  
  Review the planning time fence settings in the material master or the relevant configuration settings. You can find this in the MRP (Material Requirements Planning) settings.
  If necessary, adjust the planning time fence to allow for deletions, but be cautious as this may impact production stability.
  
  
  
  Delete Outside the Planning Time Fence:
  
  If the deletion is necessary, you may need to wait until the planning time fence has passed. Once the time frame has elapsed, you should be able to delete the planned orders or production orders without encountering this error.
  
  
  
  Change the Order Status:
  
  If applicable, you might consider changing the status of the order to a status that allows for deletion, if your business process permits it.
  
  
  
  Consult with Your SAP Administrator:
  
  If you are unsure about changing the planning time fence or if you need to make a more significant change, consult with your SAP administrator or a consultant who can provide guidance based on your specific business processes and requirements.
  
  
  
  Related Information:
  
  Planning Time Fence: This is a key concept in MRP and production planning. It is used to stabilize the production plan and prevent frequent changes that could disrupt operations.
  MRP Settings: Understanding how MRP settings work in SAP can help you manage planning time fences effectively.
  SAP Documentation: Refer to SAP Help documentation for detailed information on MRP and planning time fences, as well as best practices for managing production orders.
  
  By following these steps, you should be able to address the error message 6P495 effectively.