How To Fix RP157 - Only 'X' allowed as entry

SAP Error Message - Details

• Message type: E = Error

• Message class: RP - Error Messages for Infotype Module Pools

• Message number: 157

• Message text: Only 'X' allowed as entry

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 RP157 - Only 'X' allowed as entry ?

  The SAP error message "RP157 Only 'X' allowed as entry" typically occurs in the context of payroll processing or HR-related transactions. This error indicates that a field is expecting a specific value, usually 'X' (which often denotes a Yes or True condition), but the input provided does not meet this requirement.
  Cause:
  
  Incorrect Input: The most common cause of this error is that the user has entered a value other than 'X' in a field that only accepts 'X' as a valid entry.
  Configuration Issues: There may be issues with the configuration of the payroll schema or infotype that restricts the input to only 'X'.
  Data Entry Errors: Users may inadvertently enter spaces, special characters, or other letters instead of 'X'.
  
  Solution:
  
  Check Input: Ensure that the field in question is being populated with 'X' as required. If you are entering data manually, double-check for typos or incorrect characters.
  Review Configuration: If you have access to the configuration settings, review the relevant payroll schema or infotype settings to ensure they are set up correctly to accept 'X'.
  Consult Documentation: Refer to SAP documentation or help files related to the specific transaction or infotype to understand the expected input values.
  User Training: If this error is common among multiple users, consider providing training or guidance on the correct data entry practices to avoid similar issues in the future.
  
  Related Information:
  
  Transaction Codes: This error may occur in various transaction codes related to payroll processing, such as PA30 (Maintain HR Master Data) or PC00_MXX_CALC (Payroll Calculation).
  Infotypes: The error may be related to specific infotypes that require binary input (e.g., 0000, 0001, 0002).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message, as there may be updates or fixes provided by SAP.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP support team or a technical consultant who can provide further assistance.