How To Fix KZ404 - System error: Error in function module 'DATE_TO_PERIOD_CONVERT'

KZ404 - Overview

• Message type: E = Error

• Message class: KZ - Cost Object Repetitive Mfg / Process Mfg

• Message number: 404

• Message text: System error: Error in function module 'DATE_TO_PERIOD_CONVERT'

What causes this issue?

A system error occurred.

How to fix this error?

Please inform your system administrator.

Error message extract from SAP system. Copyright SAP SE.

KZ404 - Details

• The SAP error message KZ404, which states "System error: Error in function module 'DATE_TO_PERIOD_CONVERT'," typically occurs when there is an issue with date conversion in the context of period management in SAP. This error can arise in various scenarios, such as during posting, reporting, or when executing certain transactions that involve date and period calculations.
  Causes:
  
  Invalid Date Format: The date being processed may not be in the expected format or may be out of range.
  Period Not Open: The fiscal period for the date being processed may not be open for posting.
  
  Configuration Issues: There may be issues with the configuration of the fiscal year variant or period settings in the system.
  Data Consistency Issues: There may be inconsistencies in the data that the function module is trying to process.
  System Bugs: Occasionally, this error can be caused by bugs in the SAP system or specific patches that have not been applied.
  
  Solutions:
  
  Check Date Format: Ensure