How To Fix XC802 - Scheduling agreement &1/&2: message exists already

SAP Error Message - Details

• Message type: E = Error

• Message class: XC - Message Class for Core Interface

• Message number: 802

• Message text: Scheduling agreement &1/&2: message exists already

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message XC802 - Scheduling agreement &1/&2: message exists already ?

  The SAP error message "XC802 Scheduling agreement &1/&2: message exists already" typically occurs when there is an attempt to create or modify a scheduling agreement in SAP, and the system detects that a message (such as a confirmation or notification) for that scheduling agreement already exists. This can happen in various scenarios, such as when trying to send a message for a scheduling agreement that has already been processed or when there is a duplicate entry.
  Cause:
  
  Duplicate Message: The most common cause is that a message (like a purchase order confirmation or delivery notification) has already been generated for the specified scheduling agreement.
  System Configuration: There may be settings in the message control configuration that are causing the system to reject the creation of a new message if one already exists.
  Data Integrity Issues: There could be issues with the data integrity in the database, leading to the system incorrectly identifying that a message already exists.
  
  Solution:
  
  
  Check Existing Messages: 
  
  Go to the relevant transaction (e.g., ME33L for scheduling agreements) and check if there are existing messages for the scheduling agreement in question.
  You can also check the message log to see if the message was sent previously.
  
  
  
  Delete or Modify Existing Messages: 
  
  If you find that a message exists and it is not needed, you may delete it or modify it as necessary.
  Use transaction codes like ME22N (Change Scheduling Agreement) to make adjustments.
  
  
  
  Review Message Control Settings: 
  
  Check the message control settings in the configuration (transaction NACE) to ensure that the settings are correct and that they allow for the creation of new messages when appropriate.
  
  
  
  Consult with Technical Support: 
  
  If the issue persists, it may be necessary to consult with your SAP technical support team or a functional consultant to investigate further. They can check for any underlying issues in the system or database.
  
  
  
  Check for Custom Code: 
  
  If there are any custom developments or enhancements in your SAP system, review them to ensure they are not interfering with the standard message processing.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME33L (Display Scheduling Agreement), ME22N (Change Scheduling Agreement), and NACE (Message Control).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional insights or solutions.
  Documentation: Review SAP documentation related to scheduling agreements and message processing for a better understanding of how messages are handled in your system.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.