How To Fix /SAPAPO/DMRES189 - Grouping does not contain any resource types

/SAPAPO/DMRES189 - Overview

• Message type: E = Error

• Message class: /SAPAPO/DMRES -

• Message number: 189

• Message text: Grouping does not contain any resource types

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/DMRES189 - Grouping does not contain any resource types ?

  The SAP error message /SAPAPO/DMRES189 indicates that a grouping in the SAP Advanced Planning and Optimization (APO) system does not contain any resource types. This error typically arises when you are trying to perform operations related to resource planning, such as creating or modifying a resource grouping, but the grouping lacks the necessary resource types.
  
  Cause:
  
  Missing Resource Types: The grouping you are trying to use does not have any resource types assigned to it. This could happen if the grouping was created without defining any resource types or if the resource types were inadvertently removed.
  
  Configuration Issues: There may be issues in the configuration of the resource types or the groupings in the APO system.
  Data Inconsistencies: There could be inconsistencies in the master data that lead to this error.
  
  
  Solution:
  
  
  Check Grouping Configuration:
  
  Go to the transaction code /SAPAPO/DMRES (or the relevant transaction for managing resource groupings).
  Verify the configuration of the grouping in question. Ensure