How To Fix SO121 - Function <&> invalid for document <&>

SO121 - Overview

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 121

• Message text: Function <&> invalid for document <&>

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 SO121 - Function <&> invalid for document <&> ?

  The SAP error message SO121, which states "Function <&> invalid for document <&>", typically occurs when you attempt to perform an operation on a document that is not valid for that specific function or transaction. This error can arise in various contexts, such as when dealing with sales orders, purchase orders, or other document types in SAP.
  Causes:
  
  Invalid Document Type: The document you are trying to process may not support the function you are attempting to execute. For example, you might be trying to perform a function that is only applicable to a specific type of document.
  Document Status: The document may be in a status that does not allow the requested operation. For instance, if the document is already completed or archived, certain functions may not be available.
  Authorization Issues: The user may not have the necessary authorizations to perform the function on the specified document.
  
  Configuration Issues: There may be configuration settings