How To Fix DMEE_PAYMFORMAT454 - Line &1: no assignment possible starting at position &2

SAP Error Message - Details

• Message type: E = Error

• Message class: DMEE_PAYMFORMAT - Messages for DMEE Payment Formats

• Message number: 454

• Message text: Line &1: no assignment possible starting at position &2

What causes this issue?

The contents of line &V1& starting at position &V2& cannot be assigned
to a node since the corresponding segment &V3& has already been
processed completely.
The non-assigned character string has a length of &V4&.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DMEE_PAYMFORMAT454 - Line &1: no assignment possible starting at position &2 ?

  The SAP error message DMEE_PAYMFORMAT454 typically occurs in the context of the Data Medium Exchange Engine (DMEE) when generating payment formats. This error indicates that there is an issue with the assignment of fields in the payment format, specifically that the system cannot assign a value to a field starting at a specified position.
  Cause:
  
  Field Length Mismatch: The field you are trying to assign a value to may not have enough length to accommodate the data being assigned.
  Incorrect Mapping: The mapping of the fields in the DMEE tree may be incorrect, leading to an inability to assign values properly.
  Data Type Issues: The data type of the source field may not match the expected data type of the target field.
  Configuration Errors: There may be errors in the configuration of the DMEE format tree or the payment format itself.
  
  Solution:
  
  Check Field Lengths: Review the field definitions in the DMEE format tree to ensure that the lengths are appropriate for the data being assigned.
  Review Mapping: Go through the mapping in the DMEE tree to ensure that all fields are correctly mapped and that there are no missing or incorrectly assigned fields.
  Validate Data Types: Ensure that the data types of the source and target fields are compatible. If necessary, convert the data to the appropriate type before assignment.
  Debugging: Use the DMEE debugging tools to trace the execution and identify where the assignment is failing. This can provide insights into the specific line and position causing the issue.
  Consult Documentation: Refer to SAP documentation or notes related to DMEE for any specific guidelines or known issues regarding the payment format you are using.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like DMEE to access the DMEE configuration and format trees.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues faced by other users and their solutions.
  
  If the issue persists after checking these areas, it may be beneficial to consult with an SAP expert or your technical team for further assistance.