How To Fix SWF_EXP_001255 - The row structure cannot be determined for table type '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_EXP_001 - Expression Service Messages

• Message number: 255

• Message text: The row structure cannot be determined for table type '&1'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_EXP_001255 - The row structure cannot be determined for table type '&1' ?

  The SAP error message SWF_EXP_001255, which states "The row structure cannot be determined for table type '&1'," typically occurs in the context of workflow or when dealing with table types in ABAP programs. This error indicates that the system is unable to identify the structure of a table type that is being referenced.
  Cause:
  
  Undefined Table Type: The table type '&1' may not be defined in the system or may not be accessible in the current context.
  Incorrect Data Declaration: The data declaration for the table type might be incorrect or missing.
  Transport Issues: If the table type was recently transported from another system, it may not have been properly activated or may be missing dependencies.
  Namespace Issues: The table type might be in a different namespace that is not accessible in the current context.
  
  Solution:
  
  
  Check Table Type Definition:
  
  Go to transaction SE11 (Data Dictionary) and check if the table type exists.
  Ensure that the table type is correctly defined and activated.
  
  
  
  Check Data Declaration:
  
  Review the ABAP code where the table type is being used. Ensure that the declaration is correct and matches the expected structure.
  Example of correct declaration:
  DATA: lt_table TYPE TABLE OF your_table_type.
  
  
  
  
  Activate Objects:
  
  If the table type was recently created or modified, ensure that it is activated. You can do this in SE11 by selecting the table type and clicking on the "Activate" button.
  
  
  
  Check Transport Requests:
  
  If the table type was transported, check the transport logs for any errors. Ensure that all dependent objects were also transported correctly.
  
  
  
  Namespace and Authorization:
  
  Ensure that you have the necessary authorizations to access the table type, especially if it is in a different namespace.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the workflow or program to identify where the error is being triggered. This can provide more context on why the table type cannot be determined.
  
  
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE80 (Object Navigator), SE37 (Function Module), SWDD (Workflow Builder).
  Documentation: Refer to SAP Help documentation for more details on table types and data dictionary objects.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  If the problem continues after following these steps, consider reaching out to your SAP Basis or ABAP development team for further assistance.