How To Fix /SAPAPO/PDEM326 - Correction Period Settings: Fill "Start Date of Demand History"

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PDEM -

• Message number: 326

• Message text: Correction Period Settings: Fill "Start Date of Demand History"

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PDEM326 - Correction Period Settings: Fill "Start Date of Demand History" ?

  The SAP error message /SAPAPO/PDEM326 indicates that there is an issue with the correction period settings in the Demand Planning (DP) module of SAP Advanced Planning and Optimization (APO). Specifically, it suggests that the "Start Date of Demand History" has not been filled in, which is necessary for the system to process demand history correctly.
  Cause:
  The error typically arises due to one of the following reasons:
  
  Missing Configuration: The "Start Date of Demand History" has not been defined in the configuration settings for the demand planning process.
  Incorrect Settings: The settings may have been incorrectly configured, leading to the absence of a valid start date.
  Data Entry Error: There may have been an oversight during the data entry process, resulting in the field being left blank.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Access the Configuration:
  
  Go to the SAP Easy Access screen and navigate to the Demand Planning area.
  Use transaction code /SAPAPO/DP or navigate through the menu path: SAP APO -> Demand Planning -> Settings.
  
  
  
  Check Correction Period Settings:
  
  Look for the settings related to the correction period.
  Ensure that the "Start Date of Demand History" is filled in correctly. This date should reflect the beginning of the period for which you want to analyze demand history.
  
  
  
  Update the Settings:
  
  If the field is empty, enter a valid start date that aligns with your demand planning requirements.
  Save the changes.
  
  
  
  Validate the Changes:
  
  After updating the settings, try to execute the demand planning process again to see if the error persists.
  
  
  
  Consult Documentation:
  
  If you are unsure about the appropriate start date or how to configure it, refer to the SAP documentation or consult with your SAP Basis or APO consultant for guidance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/DP for demand planning and /SAPAPO/DP10 for demand planning workbench.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address known issues.
  User Roles: Ensure that you have the necessary authorizations to make changes to the demand planning settings.
  Testing: After making changes, it is advisable to test the configuration in a development or quality environment before applying it to production.
  
  By following these steps, you should be able to resolve the error message /SAPAPO/PDEM326 and ensure that your demand planning settings are correctly configured.