How To Fix KQ159 - Invalid format for valid-from period

KQ159 - Overview

• Message type: E = Error

• Message class: KQ - Error Messages for Customizing Product Costing

• Message number: 159

• Message text: Invalid format for valid-from period

What causes this issue?

You have used an invalid format for the valid-from period. You did not
specify a period.

System Response

The system requires a valid period.

How to fix this error?

Enter the from-period in the format PPP.YYYY or PPPYYYY. (PPP = period,
YYYY = year)
Example: 001.2016
Note: - Entries such as 1.2016 are also acceptable.
- The entry 0012016 is interpreted as 001.2016.
- Always enter all four digits for the year.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KQ159 - Invalid format for valid-from period ?

  The SAP error message KQ159, "Invalid format for valid-from period," typically occurs in the context of managing validity periods for master data, such as pricing conditions, material master records, or other time-dependent data in SAP. This error indicates that the date format provided for the "valid-from" period is not recognized or is incorrectly formatted.
  
  Cause:
  
  Incorrect Date Format: The date entered does not match the expected format (e.g., DD.MM.YYYY, MM/DD/YYYY, etc.).
  Invalid Date Values: The date provided may not be a valid calendar date (e.g., February 30).
  
  Configuration Issues: The system may have specific settings for date formats that are not aligned with the input.
  User Input Error: The user may have mistakenly entered the date in the wrong field or with typographical errors.
  
  
  Solution:
  
  Check Date Format: Ensure that the date is entered in the correct format as per the system's configuration. You can check the expected format in the user settings or documentation.
  Validate Date Values: