How To Fix ATP_SUP_LOGIC020 - End date of time bucket (&1) is not valid. The expected date is (&2).

SAP Error Message - Details

• Message type: E = Error

• Message class: ATP_SUP_LOGIC - Messages for ATP Supply Protection Logic

• Message number: 020

• Message text: End date of time bucket (&1) is not valid. The expected date is (&2).

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 ATP_SUP_LOGIC020 - End date of time bucket (&1) is not valid. The expected date is (&2). ?

  The SAP error message ATP_SUP_LOGIC020 indicates that there is an issue with the end date of a time bucket in the Available-to-Promise (ATP) logic. Specifically, the error states that the end date of the specified time bucket is not valid, and it provides an expected date that should be used instead.
  Cause:
  
  Incorrect Time Bucket Configuration: The time bucket may have been configured incorrectly, leading to an end date that does not align with the expected date.
  Data Entry Errors: Manual data entry errors can lead to invalid dates being set for time buckets.
  System Configuration Issues: There may be issues with the configuration of the ATP settings in the system, leading to discrepancies in date calculations.
  Master Data Issues: Problems with the master data (like material master or production planning data) can also lead to this error.
  
  Solution:
  
  Check Time Bucket Configuration: Review the configuration of the time buckets in the ATP settings. Ensure that the end dates are set correctly and align with the expected dates.
  Correct Data Entries: If the error is due to manual data entry, correct the end date of the time bucket to match the expected date provided in the error message.
  Review Master Data: Check the relevant master data for the material or product in question. Ensure that all dates and related information are accurate and consistent.
  Consult ATP Settings: If the issue persists, consult the ATP settings in the system. You may need to adjust the configuration to ensure that the logic for calculating time buckets is functioning correctly.
  Run ATP Check: After making corrections, run the ATP check again to see if the error persists.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like MD04 (Stock/Requirements List) or CO09 (Availability Check) to analyze stock and requirements.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on ATP configuration.
  Documentation: Review SAP documentation related to ATP and time bucket configuration for best practices and troubleshooting steps.
  Support: If you are unable to resolve the issue, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  By following these steps, you should be able to identify the cause of the ATP_SUP_LOGIC020 error and implement a solution to resolve it.