How To Fix ICC_CN863 - External document number & assigned

SAP Error Message - Details

• Message type: E = Error

• Message class: ICC_CN - Nachrichten zum Druck vornumerierter SD-Belege

• Message number: 863

• Message text: External document number & assigned

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ICC_CN863 - External document number & assigned ?

  The SAP error message ICC_CN863 typically indicates that there is an issue with the external document number that has been assigned in the context of a business transaction, such as a contract or a document related to a project. This error can occur in various modules, including Project System (PS) or Controlling (CO), and it usually signifies that the external document number is either missing, duplicated, or not properly formatted.
  Cause:
  
  Missing External Document Number: The system expects an external document number to be provided, but it is either not entered or is blank.
  Duplicate External Document Number: The external document number being entered already exists in the system, leading to a conflict.
  Incorrect Format: The external document number may not conform to the expected format or length defined in the system settings.
  Configuration Issues: There may be configuration settings in the SAP system that are not properly set up to handle external document numbers.
  
  Solution:
  
  Check Input: Ensure that the external document number is entered correctly and is not blank. Verify that it meets the required format and length.
  Verify Uniqueness: Check if the external document number already exists in the system. If it does, consider using a different number or resolving the duplication issue.
  Review Configuration: If you have access, review the configuration settings related to external document numbers in the relevant SAP module. Ensure that the settings allow for the expected format and uniqueness.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on handling external document numbers in your version of SAP.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert who can provide more tailored assistance based on your system configuration.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use specific transaction codes to check or modify document numbers (e.g., CJ20N for Project Management).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide patches and updates.
  User Authorization: Ensure that you have the necessary authorizations to create or modify documents in the system, as lack of permissions can also lead to errors.
  
  By following these steps, you should be able to identify and resolve the issue related to the ICC_CN863 error message in SAP.