How To Fix ST231 - Enter a document class

SAP Error Message - Details

• Message type: E = Error

• Message class: ST - Terminology Database

• Message number: 231

• Message text: Enter a document 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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message ST231 - Enter a document class ?

  The SAP error message ST231 "Enter a document class" typically occurs when you are trying to create or process a document in the SAP system, but the system requires you to specify a document class, which has not been provided.
  Cause:
  
  Missing Document Class: The most common cause of this error is that the document class field is left blank when it is required for the transaction you are trying to perform.
  Configuration Issues: There may be configuration settings in the SAP system that require a document class to be defined for certain document types or processes.
  User Authorization: In some cases, the user may not have the necessary authorizations to access or create documents with specific classes.
  
  Solution:
  
  Enter Document Class: When prompted with the error, check the input fields and ensure that you have entered a valid document class. This is usually a dropdown selection or a specific code that corresponds to the type of document you are trying to create.
  Check Configuration: If you are unsure about which document class to use, consult with your SAP administrator or check the configuration settings in the system. They can provide guidance on the appropriate document classes for your specific business processes.
  User Authorization: If you suspect that the issue may be related to user permissions, contact your SAP security team to verify that you have the necessary authorizations to create or process the document in question.
  Consult Documentation: Refer to SAP documentation or help resources for more information on document classes relevant to your specific module or transaction.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes depending on the context (e.g., document management, invoice processing, etc.).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional insights or solutions.
  User Training: Ensure that users are trained on the importance of document classes and how to select them correctly in the system.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.