How To Fix DT340 - Column &-&: length in proxy object & is not the same

DT340 - Overview

• Message type: E = Error

• Message class: DT - Table activation (incl. indexes)

• Message number: 340

• Message text: Column &-&: length in proxy object & is not the same

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DT340 - Column &-&: length in proxy object & is not the same ?

  The SAP error message DT340 typically indicates a mismatch in the length of a field in a proxy object compared to the corresponding field in the underlying data structure or database table. This error often arises in scenarios involving data transfer between systems, such as when using SAP Process Integration (PI) or SAP Process Orchestration (PO).
  
  Cause:
  
  Field Length Mismatch: The length of a field in the proxy object does not match the length defined in the corresponding data structure or database table. This can happen if the data model has been changed (e.g., a field length was increased or decreased) but the proxy object was not updated accordingly.
  Changes in Data Model: If there have been recent changes to the data model (e.g., in the ABAP Dictionary or in the structure of the IDoc), the proxy object may not reflect these changes.
  Incorrect Mapping: If the mapping between the source and target structures