How To Fix CLMM818 - Class type & could not be created

SAP Error Message - Details

• Message type: E = Error

• Message class: CLMM - Messages for Mass Processing in Classification System

• Message number: 818

• Message text: Class type & could not be created

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 CLMM818 - Class type & could not be created ?

  The SAP error message CLMM818 indicates that a class type could not be created. This error typically arises in the context of the SAP Classification System, which is used to manage and categorize objects in SAP.
  Cause:
  The error can occur due to several reasons, including:
  
  Authorization Issues: The user may not have the necessary authorizations to create class types.
  Incorrect Configuration: There may be issues with the configuration settings in the classification system.
  Existing Class Type: A class type with the same name or identifier may already exist, leading to a conflict.
  Technical Issues: There could be underlying technical issues, such as database problems or system inconsistencies.
  
  Solution:
  To resolve the CLMM818 error, you can take the following steps:
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to create class types. This can be done by checking the user's roles and authorizations in the SAP system.
  
  
  
  Verify Class Type Name:
  
  Check if a class type with the same name already exists. If it does, you may need to choose a different name or modify the existing class type.
  
  
  
  Review Configuration:
  
  Go to the configuration settings for the classification system and ensure that everything is set up correctly. This includes checking the settings in transaction codes like CL01 (Create Class) and CL02 (Change Class).
  
  
  
  Check for Technical Issues:
  
  Look for any technical issues in the system. This may involve checking the system logs (transaction SM21) for any related error messages or warnings.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates that resolve known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. Provide them with the error message details and any relevant logs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CL01 (Create Class), CL02 (Change Class), and CL03 (Display Class) for managing class types.
  SAP Documentation: Review SAP documentation related to the Classification System for more insights into class types and their management.
  User Forums: Check SAP community forums or user groups for discussions related to the CLMM818 error, as other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify the cause of the CLMM818 error and implement a solution.