How To Fix 68818 - Purchase order with same calculation date already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: 68 - Message for DARWIN Loans (continued)

• Message number: 818

• Message text: Purchase order with same calculation date already exists

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 68818 - Purchase order with same calculation date already exists ?

  The SAP error message 68818, which states "Purchase order with same calculation date already exists," typically occurs when you attempt to create a new purchase order (PO) that has the same calculation date as an existing purchase order. This is a validation check in SAP to prevent duplicate entries that could lead to inconsistencies in procurement processes.
  Cause:
  
  Duplicate Purchase Order: The system has detected that there is already a purchase order with the same calculation date.
  Incorrect Date Entry: The date you are trying to enter may have been mistakenly set to a date that already exists in the system.
  System Configuration: The configuration settings in the SAP system may enforce strict rules regarding the uniqueness of purchase orders based on calculation dates.
  
  Solution:
  
  
  Check Existing Purchase Orders: 
  
  Use transaction codes like ME23N (Display Purchase Order) to check for existing purchase orders with the same calculation date.
  Look for any POs that may have been created recently and verify their details.
  
  
  
  Change Calculation Date: 
  
  If you find that there is indeed a duplicate, consider changing the calculation date of the new purchase order to a different date that does not conflict with existing entries.
  
  
  
  Review Configuration Settings: 
  
  If you believe this restriction is too strict for your business needs, consult with your SAP administrator or functional consultant to review the configuration settings related to purchase orders and calculation dates.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or help files for more details on how calculation dates are managed in your specific version of SAP.
  
  
  
  Error Handling: 
  
  If this error persists and you cannot find a resolution, consider reaching out to your SAP support team for further assistance. They may be able to provide insights based on system logs or configurations.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME21N (Create Purchase Order), ME22N (Change Purchase Order), and ME23N (Display Purchase Order).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Training: Ensure that users involved in the procurement process are trained on how to handle purchase orders and understand the implications of calculation dates.
  
  By following these steps, you should be able to resolve the error message and proceed with your purchase order creation.