How To Fix /SAPAPO/CDPSPRESENTA121 - Function is not possible as neither a resource nor a block is selected

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CDPSPRESENTA -

• Message number: 121

• Message text: Function is not possible as neither a resource nor a block is selected

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CDPSPRESENTA121 - Function is not possible as neither a resource nor a block is selected ?

  The SAP error message /SAPAPO/CDPSPRESENTA121 indicates that a function cannot be executed because neither a resource nor a block has been selected in the context of the Advanced Planning and Optimization (APO) module, specifically in the context of Capacity Planning or similar functions.
  Cause:
  This error typically occurs in the following scenarios:
  
  No Resource Selected: The user is trying to perform an action that requires a specific resource (like a machine or production line) to be selected, but none has been chosen.
  No Block Selected: In some cases, the action may require a block (a grouping of resources or a specific time period) to be selected, and none has been selected.
  User Interface Issue: Sometimes, the user interface may not be displaying the resources or blocks correctly, leading to the selection issue.
  Authorization Issues: The user may not have the necessary authorizations to view or select the resources or blocks.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Select a Resource: Ensure that you have selected a resource from the available list. This can usually be done in the planning screen where resources are displayed.
  
  
  Select a Block: If the function requires a block to be selected, make sure to choose an appropriate block that corresponds to the resources you are working with.
  
  
  Check User Interface: If you believe you should be able to select a resource or block but cannot see them, try refreshing the screen or navigating to the relevant section again.
  
  
  Review Authorizations: Ensure that you have the necessary authorizations to access and select the resources or blocks. You may need to contact your SAP security administrator for assistance.
  
  
  Consult Documentation: Refer to the SAP documentation or help files related to the specific transaction or function you are trying to execute for any additional requirements or steps.
  
  
  Check for System Issues: If the problem persists, there may be a system issue or bug. In this case, consult your SAP Basis team or open a support ticket with SAP.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with the relevant transaction codes in SAP APO that relate to capacity planning, such as /SAPAPO/CC01 (Capacity Planning) or /SAPAPO/CC02 (Change Capacity).
  SAP Notes: Check for any SAP Notes related to this error message for potential patches or updates that may resolve the issue.
  Training and Documentation: Consider reviewing training materials or documentation specific to SAP APO to better understand how to navigate and utilize the system effectively.
  
  By following these steps, you should be able to resolve the error and continue with your planning activities in SAP APO.