How To Fix /SAPAPO/PE202 - Data manager &1 is already assigned to application ALL (all applications)

/SAPAPO/PE202 - Overview

• Message type: E = Error

• Message class: /SAPAPO/PE -

• Message number: 202

• Message text: Data manager &1 is already assigned to application ALL (all applications)

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.

Unfortunately, there isn't any extra information in this error notice.

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/SAPAPO/PE202 - Details

• The SAP error message /SAPAPO/PE202 indicates that a data manager is already assigned to the application "ALL" in the SAP Advanced Planning and Optimization (APO) module. This typically occurs when you attempt to assign a data manager to an application that is already linked to another data manager.
  
  Cause:
  
  Duplicate Assignment: The data manager you are trying to assign is already assigned to the application "ALL" or another application.
  Configuration Error: There may be a misconfiguration in the data manager settings or application settings.
  System Lock: Sometimes, the system may have a lock on the data manager due to ongoing processes or transactions.
  
  
  Solution:
  
  
  Check Current Assignments:
  
  Go to the transaction code /SAPAPO/DM (Data Manager) and check the current assignments of the data manager.
  Identify if the data manager is already assigned to the application "ALL" or any other application.
  
  
  
  Remove Existing Assignment:
  
  If the data manager is already assigned and you want to reassign it, you may need to