How To Fix E0788 - Segment type is blank

SAP Error Message - Details

• Message type: E = Error

• Message class: E0 - SAP EDI messages

• Message number: 788

• Message text: Segment type is blank

What causes this issue?

The segment type found for the segment definition &v1& is blank.
A blank segment type is not a valid entry.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E0788 - Segment type is blank ?

  The SAP error message E0788, which states "Segment type is blank," typically occurs in the context of Electronic Data Interchange (EDI) or when dealing with IDoc (Intermediate Document) processing. This error indicates that a required segment type is missing or not properly defined in the IDoc structure.
  Cause:
  
  Missing Segment Definition: The segment type that is expected in the IDoc is not defined or is missing in the IDoc structure.
  Incorrect Mapping: There may be an issue with the mapping of the data to the IDoc segments, leading to a blank segment type.
  Configuration Issues: The configuration settings for the IDoc or EDI processing may not be set up correctly, leading to this error.
  Data Issues: The data being processed may not conform to the expected format, resulting in a blank segment type.
  
  Solution:
  
  Check IDoc Structure: Verify the IDoc structure in transaction WE30 (IDoc Types) to ensure that all required segments are defined correctly.
  Review Mapping: If you are using a mapping tool (like SAP PI/PO), check the mapping configuration to ensure that all fields are correctly mapped to the corresponding IDoc segments.
  Configuration Review: Go through the configuration settings in transaction WE20 (Partner Profiles) and ensure that the settings for the relevant partner profiles are correct.
  Data Validation: Validate the data being sent to ensure it meets the expected format and contains all required fields.
  Debugging: If necessary, use transaction WE19 (Test Tool for IDocs) to simulate the IDoc processing and identify where the issue occurs.
  
  Related Information:
  
  Transaction Codes:
  
  WE30: IDoc Types
  WE20: Partner Profiles
  WE19: Test Tool for IDocs
  
  
  Documentation: Refer to SAP Help documentation for IDocs and EDI processing for more detailed information on segment definitions and configurations.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  By following these steps, you should be able to identify and resolve the cause of the E0788 error in your SAP system.