How To Fix CG028 - Field definition &, & is not required

SAP Error Message - Details

• Message type: E = Error

• Message class: CG - VarChart graphic (network, hierarchy, Gantt chart)

• Message number: 028

• Message text: Field definition &, & is not required

What causes this issue?

Fields which do not occur in the form definition are
maintained in the field definitions.

System Response

Processing continues.

How to fix this error?

If you have the appropriate authorization, delete the field definitions
that are not required.

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Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CG028 - Field definition &, & is not required ?

  The SAP error message CG028 ("Field definition &, & is not required") typically occurs in the context of the SAP system when dealing with material master data or classification data. This error indicates that a specific field in the classification system is not required for the current operation or context.
  Cause:
  
  Field Configuration: The field in question may not be configured as mandatory in the classification system or material master settings.
  Data Entry: The user may be trying to enter data into a field that is not required for the specific class or object type being processed.
  Custom Development: If there are custom fields or enhancements, they may not be properly defined or required in the current context.
  
  Solution:
  
  
  Check Field Configuration:
  
  Go to the classification system settings and verify the configuration of the field in question. Ensure that it is set up correctly according to your business requirements.
  Use transaction code CL02 to check the class and its characteristics.
  
  
  
  Review Material Master Data:
  
  If the error occurs while entering data in the material master, check the relevant views and ensure that the fields are correctly defined and that you are not trying to enter data into a non-required field.
  
  
  
  Adjust Data Entry:
  
  If the field is indeed not required, simply skip entering data in that field and proceed with the transaction.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to the classification system and material master to understand the requirements for the fields in question.
  
  
  
  Custom Development Review:
  
  If there are custom fields or enhancements, review the code or configuration to ensure that it aligns with the standard SAP behavior and that the fields are correctly defined.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CL01 (Create Class), CL02 (Change Class), and MM01 (Create Material) to navigate the classification and material master data.
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. You can search for notes in the SAP Support Portal.
  User Exits and BAdIs: If custom logic is involved, check for any user exits or BAdIs that might be affecting the behavior of the classification fields.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in material management or classification.