How To Fix CB602 - Please enter a valid function for value assignment

SAP Error Message - Details

• Message type: E = Error

• Message class: CB - PP-PI-PMA: Dialog Messages for Process Management

• Message number: 602

• Message text: Please enter a valid function for value assignment

What causes this issue?

The entered function is not intended for the automatic assignment of
characteristic values in process orders and control recipes.

System Response

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

How to fix this error?

Please enter a valid function.
You can get a list of the available functions by calling up the
possible entries (<LS>F4</>).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CB602 - Please enter a valid function for value assignment ?

  The SAP error message CB602, which states "Please enter a valid function for value assignment," typically occurs in the context of SAP's classification system, particularly when dealing with characteristics and values in the context of material master data or classification data.
  Cause:
  The error usually arises due to one of the following reasons:
  
  Invalid Function Assignment: The function you are trying to assign to a characteristic is not valid or does not exist in the system.
  Missing Configuration: The configuration for the characteristic or the value assignment is incomplete or incorrect.
  Data Entry Error: There may be a typographical error or incorrect data entry when trying to assign a function to a characteristic.
  Authorization Issues: The user may not have the necessary authorizations to perform the action related to the function assignment.
  
  Solution:
  To resolve the CB602 error, you can take the following steps:
  
  
  Check Function Validity:
  
  Ensure that the function you are trying to assign is valid and exists in the system. You can do this by checking the configuration settings for the characteristic in question.
  
  
  
  Review Characteristic Configuration:
  
  Go to the transaction code CT04 (for characteristics) and verify the settings for the characteristic you are working with. Ensure that the function you are trying to assign is correctly defined.
  
  
  
  Correct Data Entry:
  
  Double-check the data you are entering. Make sure there are no typos or incorrect values being inputted.
  
  
  
  Authorization Check:
  
  Ensure that you have the necessary authorizations to perform the action. If you suspect an authorization issue, contact your SAP security team to verify your access rights.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for guidance on the specific characteristic and its valid functions.
  
  
  
  Testing in a Development Environment:
  
  If possible, test the changes in a development or quality assurance environment before applying them in production to ensure that the issue is resolved without causing further problems.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CT04 (Characteristics), CL02 (Class), and CL03 (Display Class) to manage and troubleshoot classification issues.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for relevant notes in the SAP Support Portal.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  By following these steps, you should be able to identify the cause of the CB602 error and implement a solution to resolve it.