How To Fix /SAPAPO/DMRES152 - Start of downtime is later than end of downtime

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/DMRES -

• Message number: 152

• Message text: Start of downtime is later than end of downtime

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/DMRES152 - Start of downtime is later than end of downtime ?

  The SAP error message /SAPAPO/DMRES152 indicates that there is a discrepancy in the downtime settings for a resource in the Advanced Planning and Optimization (APO) module. Specifically, the error states that the start time of the downtime is later than the end time, which is logically incorrect.
  Cause:
  This error typically arises from one of the following scenarios:
  
  Incorrect Downtime Configuration: The downtime periods for a resource have been incorrectly defined in the system, where the start time is set after the end time.
  Data Entry Error: During the manual entry of downtime periods, a typographical error may have occurred, leading to an invalid time range.
  System Migration or Data Import Issues: If data was migrated or imported from another system, it may have resulted in incorrect downtime entries.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Downtime Settings:
  
  Navigate to the resource master data in the APO system.
  Review the downtime settings for the specific resource that is causing the error.
  Ensure that the start time of the downtime is earlier than the end time.
  
  
  
  Correct the Time Entries:
  
  If you find that the start time is indeed later than the end time, correct the entries to reflect a valid downtime period.
  Save the changes and re-run the process that triggered the error.
  
  
  
  Validate Data:
  
  If the downtime data was imported or migrated, validate the data for any inconsistencies or errors.
  Correct any discrepancies found during the validation process.
  
  
  
  Testing:
  
  After making the necessary corrections, test the system to ensure that the error no longer occurs and that the resource can be utilized as expected.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like /SAPAPO/RES01 (Resource Master) to view and edit resource details, including downtime settings.
  Documentation: Refer to SAP documentation for detailed guidelines on managing resource downtimes in APO.
  Support: If the issue persists after checking the settings, consider reaching out to SAP support or consulting with your SAP Basis or APO functional team for further assistance.
  
  By following these steps, you should be able to resolve the /SAPAPO/DMRES152 error and ensure that your resource downtime settings are correctly configured.