How To Fix CMD_MLTAS010 - Assignment category &1 is not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: CMD_MLTAS - Messages for multiple assignment function

• Message number: 010

• Message text: Assignment category &1 is not valid

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Assignment categories can be specified in the IMG activity
<DS:SIMG.V_MDG_MLT_AS_CAT>Specify Multiple Assignment Categories</>.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CMD_MLTAS010 - Assignment category &1 is not valid ?

  The SAP error message CMD_MLTAS010, which states "Assignment category &1 is not valid," typically occurs in the context of SAP's Project System (PS) or related modules where assignment categories are used to categorize different types of assignments or transactions.
  Cause:
  
  Invalid Assignment Category: The assignment category specified in the transaction does not exist or is not defined in the system.
  Configuration Issues: The assignment category may not be properly configured in the system settings or may not be assigned to the relevant project or task.
  Data Entry Error: There may be a typographical error in the assignment category entered by the user.
  Authorization Issues: The user may not have the necessary authorizations to use the specified assignment category.
  
  Solution:
  
  
  Check Assignment Category: Verify that the assignment category you are trying to use is valid. You can do this by checking the configuration settings in the SAP system.
  
  Navigate to the relevant configuration area (e.g., SPRO) and check the settings for assignment categories.
  
  
  
  Correct Data Entry: Ensure that the assignment category is entered correctly without any typographical errors. Cross-check with the list of valid assignment categories.
  
  
  Configuration Review: If you have access, review the configuration settings for the assignment categories in the system. Ensure that the category is defined and active.
  
  You may need to consult with your SAP administrator or a functional consultant to verify the configuration.
  
  
  
  Authorization Check: Ensure that the user has the necessary authorizations to use the assignment category. This may involve checking user roles and permissions.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for more information on assignment categories and their usage.
  
  
  Contact Support: If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using transaction codes like CJ20N (Project Builder) or CJ01 (Create Work Breakdown Structure) when encountering this error.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Forums: SAP Community and other user forums can be helpful for finding similar issues faced by other users and their solutions.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.