How To Fix DI757 - Field &-& may not be checked against field &-&

DI757 - Overview

• Message type: E = Error

• Message class: DI - Dictionary messages: Indexes

• Message number: 757

• Message text: Field &-& may not be checked against field &-&

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DI757 - Field &-& may not be checked against field &-& ?

  The SAP error message DI757 typically indicates that there is a mismatch or inconsistency in the data fields being compared or validated in a specific operation. This error often arises in the context of data validation, where the system is trying to check one field against another, but the fields are not compatible for comparison.
  
  Cause:
  
  Field Type Mismatch: The fields being compared may have different data types (e.g., comparing a numeric field with a character field).
  Incompatible Domains: The fields may belong to different domains or data elements that do not allow for direct comparison.
  Incorrect Configuration: There may be an issue with the configuration of the data model or the way the fields are defined in the database.
  Custom Code Issues: If there is custom ABAP code involved, it may be incorrectly handling the data types or logic for the comparison.
  
  
  Solution:
  
  Check Field Definitions: Review the definitions of the fields involved in the comparison.