How To Fix PN121 - Incorrect key date

PN121 - Overview

• Message type: E = Error

• Message class: PN -

• Message number: 121

• Message text: Incorrect key date

What causes this issue?

The start and end dates are not identical. These dates must be
identical when you select a key date.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Correct your entries.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PN121 - Incorrect key date ?

  The SAP error message PN121 "Incorrect key date" typically occurs in the context of personnel administration or payroll processing when the system encounters an issue with the date being used for a specific operation, such as infotype maintenance or payroll calculations. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Invalid Date: The key date provided for the operation is not valid. This could be due to it being in the past or future relative to the data being processed.
  Data Consistency: The key date may not align with the validity periods of the infotypes or records in the system. For example, if an infotype record is only valid until a certain date, trying to access it with a key date beyond that validity will trigger this error.
  
  Configuration Issues: There may be configuration settings in the system that restrict the use of certain dates for specific operations.
  
  Solutions:
  
  Check the Key Date: