How To Fix /SAPAPO/RET_MESSAGES020 - Select a restriction

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RET_MESSAGES -

• Message number: 020

• Message text: Select a restriction

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 /SAPAPO/RET_MESSAGES020 - Select a restriction ?

  The SAP error message /SAPAPO/RET_MESSAGES020 typically indicates that a restriction must be selected in the context of a planning or forecasting process in SAP Advanced Planning and Optimization (APO). This error often arises when a user attempts to execute a function that requires a specific restriction to be defined or selected, but none has been provided.
  Cause:
  
  Missing Restriction: The most common cause of this error is that the user has not selected a restriction in the relevant planning or forecasting screen.
  Incorrect Configuration: There may be an issue with the configuration of the planning area or the data model that does not allow for the selection of restrictions.
  User Authorization: The user may not have the necessary authorizations to view or select the restrictions.
  
  Solution:
  
  Select a Restriction: Ensure that you select a valid restriction from the available options in the planning or forecasting screen. This may involve navigating to the appropriate dropdown or selection field and choosing a restriction that fits your planning scenario.
  Check Configuration: If the restriction options are not available, check the configuration of the planning area in the SAP APO system. Ensure that the restrictions are properly defined and activated.
  User Authorization: Verify that the user has the necessary authorizations to access and select restrictions. This may involve checking roles and permissions in the SAP system.
  Consult Documentation: Refer to the SAP documentation or help resources for specific guidance on how to select restrictions in the context of your planning scenario.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Review training materials or documentation related to SAP APO, particularly focusing on planning and forecasting processes, to better understand how restrictions are used.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who specializes in SAP APO for further assistance.