How To Fix SPRX401 - SPROXY/DDIC: Structure &1 Number of fields are different &2/&3

SAP Error Message - Details

• Message type: E = Error

• Message class: SPRX - Proxy Generation

• Message number: 401

• Message text: SPROXY/DDIC: Structure &1 Number of fields are different &2/&3

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SPRX401 - SPROXY/DDIC: Structure &1 Number of fields are different &2/&3 ?

  The SAP error message SPRX401 indicates a mismatch in the number of fields between two structures in the context of SAP Proxy (SPROXY) and Data Dictionary (DDIC). This error typically arises when there is an inconsistency between the expected structure of a message and the actual structure defined in the system.
  
  Cause:
  The error occurs when:
  
  There is a difference in the number of fields between the expected structure (as defined in the proxy) and the actual structure (as defined in the Data Dictionary).
  Changes have been made to the structure in the Data Dictionary (e.g., adding or removing fields) without updating the corresponding proxy definitions.
  The proxy service is not in sync with the underlying data structures.
  
  
  Solution:
  To resolve the SPRX401 error, you can follow these steps:
  
  
  Check the Structures:
  
  Identify the structure mentioned in the error message (denoted as &1).
  Compare the number of fields in the structure defined in the Data Dictionary with the number of