How To Fix /SAPAPO/DMRES016 - Please choose a start date either before or the same as the end date

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/DMRES -

• Message number: 016

• Message text: Please choose a start date either before or the same as the end date

Self-Explanatory Message

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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 /SAPAPO/DMRES016 - Please choose a start date either before or the same as the end date ?

  The SAP error message /SAPAPO/DMRES016 indicates that there is an issue with the date range specified in a demand management or resource planning transaction. Specifically, the error states: "Please choose a start date either before or the same as the end date." This means that the start date you have selected is after the end date, which is not a valid configuration for the operation you are trying to perform.
  Cause:
  
  Incorrect Date Selection: The most common cause of this error is that the user has selected a start date that is later than the end date.
  Data Entry Error: It could be a simple typographical error when entering the dates.
  System Configuration: In some cases, the system might have default settings that are not aligned with the expected date ranges.
  
  Solution:
  
  Check Date Inputs: Review the start and end dates you have entered. Ensure that the start date is either before or the same as the end date.
  Adjust Dates: If the start date is after the end date, adjust the start date to be earlier or equal to the end date.
  Validation: After making changes, validate the date selection again to ensure it meets the criteria.
  User Training: If this is a recurring issue, consider providing training or guidelines for users on how to correctly select date ranges in the system.
  
  Related Information:
  
  Transaction Codes: This error can occur in various transactions related to demand management, such as planning runs, resource planning, or when creating or modifying planning objects.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, there may be specific fixes or updates that address similar issues.
  Documentation: Refer to the SAP documentation for the specific module you are working with (e.g., SAP APO) for more details on date handling and requirements.
  
  If the problem persists after checking the dates, it may be beneficial to consult with your SAP support team or refer to SAP community forums for additional assistance.