How To Fix /BOBF/CONF253 - Data type/length mismatch between &1 alt.key &2 and node attr.

/BOBF/CONF253 - Overview

• Message type: E = Error

• Message class: /BOBF/CONF -

• Message number: 253

• Message text: Data type/length mismatch between &1 alt.key &2 and node attr.

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 /BOBF/CONF253 - Data type/length mismatch between &1 alt.key &2 and node attr. ?

  The SAP error message /BOBF/CONF253 indicates a data type or length mismatch between an alternative key and a node attribute in the Business Object Processing Framework (BOPF). This typically occurs when the data types or lengths defined for an alternative key do not match those defined for the corresponding attributes in the BOPF node.
  
  Cause:
  
  Data Type Mismatch: The data type of the alternative key does not match the data type of the corresponding attribute in the BOPF node.
  Length Mismatch: The length of the alternative key field is different from the length defined for the corresponding attribute in the BOPF node.
  
  Configuration Issues: Incorrect configuration in the BOPF model or the underlying data model can lead to this error.
  Changes in Data Model: If there have been recent changes to the data model or BOPF configuration, it may lead to inconsistencies.
  
  
  Solution:
  
  Check Data Types: Verify that the data types of the alternative key and the