How To Fix RP401 - Validity begin date set to beginning of period (T539R)

RP401 - Overview

• Message type: E = Error

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

• Message number: 401

• Message text: Validity begin date set to beginning of period (T539R)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RP401 - Validity begin date set to beginning of period (T539R) ?

  The SAP error message RP401, which states "Validity begin date set to beginning of period (T539R)," typically occurs in the context of payroll processing when there is an issue with the validity dates of a certain infotype or payroll-related data.
  
  Cause:
  This error usually arises when the validity start date for a specific infotype (like infotype 0000 for actions, infotype 0001 for organizational assignment, etc.) is not aligned with the payroll period. Specifically, it indicates that the validity start date has been set to the beginning of the payroll period, which is not allowed in certain contexts. This can happen due to:
  
  Incorrect Data Entry: The validity dates for an infotype may have been incorrectly entered or modified.
  Payroll Period Configuration: The payroll period settings may not be correctly configured, leading to conflicts with the validity dates.
  Missing or Incorrect Master Data: If the employee's master data is incomplete or incorrect, it can lead to