How To Fix FE754 - Invalid value in comparison type

SAP Error Message - Details

• Message type: E = Error

• Message class: FE - CO-PA module pool messages

• Message number: 754

• Message text: Invalid value in comparison type

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 FE754 - Invalid value in comparison type ?

  The SAP error message FE754 "Invalid value in comparison type" typically occurs when there is an issue with the data being processed in a comparison operation, often related to the use of incorrect or incompatible data types in a query or report.
  Causes:
  
  Data Type Mismatch: The error often arises when there is an attempt to compare values of different data types (e.g., comparing a string to a number).
  Invalid Input Values: The input values being compared may not conform to the expected format or range.
  Configuration Issues: There may be issues in the configuration of the data model or the way the comparison is set up in the report or query.
  Custom Code: If there is custom ABAP code involved, it may contain logic that leads to this error due to incorrect handling of data types.
  
  Solutions:
  
  Check Data Types: Ensure that the data types of the fields being compared are compatible. For example, if you are comparing a numeric field, make sure the other field is also numeric.
  Validate Input Values: Review the values being passed into the comparison to ensure they are valid and within the expected range.
  Review Query/Report Logic: If the error occurs in a report or query, check the logic to ensure that comparisons are being made correctly.
  Debug Custom Code: If there is custom ABAP code, use the debugger to step through the code and identify where the invalid comparison is occurring.
  Consult Documentation: Refer to SAP documentation or help resources for specific details on the fields and their expected data types.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Transaction Codes: Use transaction codes like SE80 (Object Navigator) or SE38 (ABAP Editor) to analyze the relevant programs or reports.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered the same issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.