How To Fix E4023 - Message class & has not been maintained

SAP Error Message - Details

• Message type: E = Error

• Message class: E4 - Program maintenance functions within development system

• Message number: 023

• Message text: Message class & has not been maintained

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 E4023 - Message class & has not been maintained ?

  The SAP error message E4023, which falls under the message class "E4," typically indicates that a certain configuration or master data has not been maintained in the system. This error often arises in various contexts, such as during the execution of transactions, data uploads, or when trying to access certain functionalities within SAP.
  Cause:
  The error message E4023 usually occurs due to one of the following reasons:
  
  Missing Configuration: The required configuration for a specific module or functionality has not been set up in the system.
  Incomplete Master Data: The master data (such as material master, vendor master, customer master, etc.) required for the transaction is incomplete or missing.
  Custom Development: If there are custom developments or enhancements, they may not have been properly maintained or configured.
  
  Solution:
  To resolve the E4023 error, you can follow these steps:
  
  
  Check Configuration:
  
  Navigate to the relevant configuration settings in the SAP system (e.g., SPRO transaction).
  Ensure that all necessary settings for the specific module or functionality are properly maintained.
  
  
  
  Review Master Data:
  
  Check the relevant master data records to ensure that all required fields are filled out.
  If you are working with materials, vendors, or customers, verify that the records exist and are complete.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help files related to the specific module you are working with to understand what configurations or data are required.
  
  
  
  Transaction Codes:
  
  Use transaction codes like SE11 (Data Dictionary), SE16 (Data Browser), or SE37 (Function Module) to investigate the underlying data or function modules that may be causing the issue.
  
  
  
  Contact Support:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who can provide further assistance.
  
  
  
  Related Information:
  
  Message Class: E4
  Transaction Codes: Depending on the context, you may need to use various transaction codes to check configurations or master data.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  User Authorization: Ensure that you have the necessary authorizations to view and maintain the required configurations and master data.
  
  By following these steps, you should be able to identify the root cause of the E4023 error and implement the necessary changes to resolve it.