How To Fix FES010 - The header information must be no more than 1023 bytes

SAP Error Message - Details

• Message type: E = Error

• Message class: FES - Messages for the Function Group SFES

• Message number: 010

• Message text: The header information must be no more than 1023 bytes

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 FES010 - The header information must be no more than 1023 bytes ?

  The SAP error message FES010 indicates that the header information in a transaction or document exceeds the maximum allowed size of 1023 bytes. This error typically occurs in scenarios where data is being sent to or processed by SAP, such as during the creation of documents, posting of transactions, or when interfacing with external systems.
  Cause:
  
  Excessive Data in Header: The most common cause is that the header information being sent (such as text fields, reference numbers, or other metadata) is too long and exceeds the 1023-byte limit.
  Configuration Issues: Sometimes, the configuration of the system or the way data is structured can lead to larger-than-expected header sizes.
  Custom Development: If there are custom programs or enhancements, they may inadvertently create headers that exceed the limit.
  
  Solution:
  
  Review Header Data: Check the data being sent in the header. Ensure that it does not exceed the 1023-byte limit. This may involve truncating or summarizing the information.
  Adjust Configuration: If applicable, review the configuration settings related to the document or transaction to see if there are options to reduce the header size.
  Custom Code Review: If the error arises from custom code, review the logic to ensure that it constructs the header correctly and does not include unnecessary data.
  Error Handling: Implement error handling in your code to catch this error and provide meaningful feedback to users or logs for further analysis.
  Testing: After making changes, thoroughly test the transaction or document creation process to ensure that the error no longer occurs.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error. SAP frequently updates its knowledge base with solutions for common problems.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in debugging or analyzing the issue, such as SE80 (Object Navigator) for custom code or SE37 (Function Module) for checking function modules involved in the process.
  Documentation: Review SAP documentation for the specific module or transaction you are working with to understand the expected structure of header information.
  
  If the problem persists after following these steps, consider reaching out to SAP support or consulting with an SAP expert for further assistance.