How To Fix AD077 - Choose only one object class

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 077

• Message text: Choose only one object class

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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Smart SAP Assistant

• What is the cause and solution for SAP error message AD077 - Choose only one object class ?

  The SAP error message AD077 ("Choose only one object class") typically occurs when you are trying to perform an action that requires you to select a single object class, but you have selected multiple classes instead. This error is common in various SAP transactions where object classes are involved, such as in authorization management or when working with certain configuration settings.
  
  Cause:
  The error is triggered when the system expects a single object class to be selected, but the user has selected more than one. This can happen in scenarios like:
  
  When defining authorizations in transaction codes like PFCG (Profile Generator).
  When trying to create or modify objects in a way that requires a specific object class.
  
  
  Solution:
  To resolve the AD077 error, follow these steps:
  
  
  Review Your Selections: Go back to the screen where the error occurred and check the selections you made. Ensure that you have selected only one object class.
  
  
  Deselect Extra Classes: If you