How To Fix AC001 - Inv.supp. &1: End of validity period should be after the beginning

SAP Error Message - Details

• Message type: E = Error

• Message class: AC - Error messages from Asset Customizing

• Message number: 001

• Message text: Inv.supp. &1: End of validity period should be after the beginning

What causes this issue?

The validity period for investment support measure &V1& has to be
defined within a specific time period.
You defined an end date for the validity period that is before the
start date of the validity period.

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 entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AC001 - Inv.supp. &1: End of validity period should be after the beginning ?

  The SAP error message AC001, which states "Inv.supp. &1: End of validity period should be after the beginning," typically occurs in the context of asset accounting when there is an issue with the validity period of an asset or an investment support entry. This error indicates that the end date of a validity period is set before the start date, which is logically incorrect.
  Cause:
  
  Incorrect Date Entry: The most common cause of this error is that the user has entered an end date that is earlier than the start date for a validity period in the asset master data or investment support.
  Data Migration Issues: If data has been migrated from another system, there may be inconsistencies in the date entries.
  Configuration Issues: There may be issues in the configuration of the asset accounting module that lead to incorrect date handling.
  
  Solution:
  
  Check Dates: Review the asset master data or investment support entry where the error occurred. Ensure that the end date is set after the start date. If necessary, correct the dates.
  Data Validation: If the error arises from a bulk upload or migration, validate the data to ensure that all date entries are correct before processing.
  Review Configuration: If the issue persists, check the configuration settings in the asset accounting module to ensure that there are no rules or settings that might be causing this error.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on handling asset validity periods.
  Seek Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes such as AS01 (Create Asset), AS02 (Change Asset), or AS03 (Display Asset) to access and modify asset data.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  User Training: Ensure that users entering data into the system are trained on the importance of correct date entries to prevent similar errors in the future.
  
  By following these steps, you should be able to identify and resolve the cause of the AC001 error in SAP.