How To Fix TPDA471 - Invalid hexadecimal values - variable cannot be changed

TPDA471 - Overview

• Message type: E = Error

• Message class: TPDA - Debugger

• Message number: 471

• Message text: Invalid hexadecimal values - variable cannot be changed

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 TPDA471 - Invalid hexadecimal values - variable cannot be changed ?

  The SAP error message TPDA471, which states "Invalid hexadecimal values - variable cannot be changed," typically occurs in the context of ABAP programming or when dealing with data types that require hexadecimal representation. This error indicates that there is an issue with the data being processed, specifically that the system has encountered invalid hexadecimal values.
  
  Cause:
  
  Invalid Hexadecimal Input: The error is often caused by attempting to assign a value to a variable that is expected to be in hexadecimal format, but the provided value contains characters that are not valid hexadecimal digits (0-9, A-F).
  Data Type Mismatch: The variable may be defined with a data type that does not support the value being assigned to it.
  Conversion Errors: If there is an implicit or explicit conversion happening, it may fail if the source data is not in the expected format.
  
  
  Solution:
  
  Check Input Values: Review the values being assigned to the variable. Ensure that they