How To Fix E0780 - & is not a valid reference segment for compatibility reasons

SAP Error Message - Details

• Message type: E = Error

• Message class: E0 - SAP EDI messages

• Message number: 780

• Message text: & is not a valid reference segment for compatibility reasons

What causes this issue?

The segment &v1& is not a valid reference segment for compatibility
reasons. It does not occur in all basic types with which predecessors
of the current extension &v2& are already being used.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Please choose a valid segment type. You can display the valid segment
types using the Possible entries pushbutton.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E0780 - & is not a valid reference segment for compatibility reasons ?

  The SAP error message E0780, which states that a segment is "not a valid reference segment for compatibility reasons," typically occurs in the context of Electronic Data Interchange (EDI) or when working with IDoc (Intermediate Document) processing. This error indicates that the segment being referenced does not meet the compatibility requirements set by the system.
  Cause:
  
  Segment Compatibility: The segment being referenced may not be compatible with the expected structure or version of the IDoc or EDI message type. This can happen if the segment is either outdated or not defined correctly in the system.
  Configuration Issues: There may be issues with the configuration of the IDoc types or message types in the SAP system, leading to mismatches in expected segments.
  Data Mapping Errors: If there are errors in the mapping of data between the source and target systems, it can lead to the generation of invalid segments.
  Version Mismatch: The version of the IDoc or EDI standard being used may not align with the segments defined in the SAP system.
  
  Solution:
  
  Check Segment Definitions: Review the segment definitions in the IDoc or EDI configuration to ensure that they are correctly defined and compatible with the expected structure.
  Update IDoc Types: If the segment is outdated, consider updating the IDoc types or message types to the latest version that includes the necessary segments.
  Review Mapping: If you are using middleware or mapping tools, check the mapping configurations to ensure that the correct segments are being referenced and that they are valid.
  Consult Documentation: Refer to SAP documentation or the relevant EDI/IDoc standards to verify that the segments being used are valid for the specific message type.
  Testing: Conduct tests with sample data to ensure that the IDoc or EDI messages are being generated correctly and that all segments are valid.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like WE30 (IDoc Types), WE31 (Segment Types), and WE20 (Partner Profiles) to review and manage IDoc configurations.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide updates related to the specific IDoc or EDI message type you are working with.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the E0780 error and implement a solution to resolve it.