How To Fix 54129 - Only the following entries are allowed: ' ', 'X', and '.'

54129 - Overview

• Message type: E = Error

• Message class: 54 - Messages for HR tables

• Message number: 129

• Message text: Only the following entries are allowed: ' ', 'X', and '.'

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 54129 - Only the following entries are allowed: ' ', 'X', and '.' ?

  The SAP error message 54129 indicates that a field is expecting specific values, and the input provided does not match the allowed entries. The allowed entries in this case are a space (' '), 'X', and '.' (dot). This error typically occurs in scenarios where a field is restricted to certain values, such as in configuration settings, data entry forms, or transaction codes.
  
  Cause:
  
  Invalid Input: The user has entered a value that is not one of the allowed entries (' ', 'X', or '.').
  Field Configuration: The field may be configured to accept only specific values, and the input does not comply with this configuration.
  Data Type Mismatch: The field may be expecting a character type input, and a numeric or other type has been provided.
  
  
  Solution:
  
  Check Input Values: Ensure that the value you are entering in the field is one of the allowed values: a space, 'X', or '.'.
  Review Field Documentation: If available,