GP417 - No CO class entered, although the CO part has been maintained

SAP Error Message - Details

• Message type: E = Error

• Message class: GP - FI-SL and CO planning

• Message number: 417

• Message text: No CO class entered, although the CO part has been maintained

What causes this issue?

You have overwritten the planning parameter class with a new value.
However, this new class does not allow you to use the parameters in
cost accounting. You maintained the special CO part previously. This
means that you cannot change the planning parameters to this type of
class.

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?

Enter a parameter class which allows you to use the parameters in cost
accounting.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GP417 - No CO class entered, although the CO part has been maintained ?

  The SAP error message GP417 ("No CO class entered, although the CO part has been maintained") typically occurs in the context of SAP's Controlling (CO) module, particularly when dealing with cost objects or cost allocations. This error indicates that while the system expects a CO class to be specified, it has not been provided, even though the CO-related data has been maintained.
  Cause:
  
  Missing CO Class: The most common cause is that the CO class field is not filled in the relevant transaction or configuration, even though other CO-related data is present.
  Configuration Issues: There may be issues in the configuration of the controlling area or the specific cost object type that is being used.
  Data Entry Errors: Users may have inadvertently skipped entering the CO class during data entry.
  Custom Development: If there are custom programs or enhancements, they may not be handling the CO class correctly.
  
  Solution:
  
  Check CO Class Entry: Ensure that the CO class is entered in the relevant transaction. This can usually be done in the transaction where the error is occurring (e.g., when creating or modifying a cost object).
  Review Configuration: Go to the configuration settings for the controlling area and check if the CO class is properly defined and linked to the relevant cost objects.
  Data Validation: Validate the data entry process to ensure that all required fields, including the CO class, are being filled out correctly.
  Consult Documentation: Review SAP documentation or help files related to the specific transaction or process to ensure compliance with required fields.
  Debugging: If the issue persists, consider debugging the transaction to identify where the CO class is being omitted. This may require assistance from a technical consultant.
  Check User Exits or BAdIs: If there are any user exits or Business Add-Ins (BAdIs) that might be affecting the data entry process, review them to ensure they are not inadvertently clearing the CO class field.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KP06 (Cost Center Planning), KSB1 (Cost Centers: Actual Line Items), or others related to CO.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to enter and modify CO class data.
  Training and Documentation: Provide training for users on the importance of entering all required fields, including the CO class, to prevent this error in the future.
  
  If the problem continues after following these steps, it may be beneficial to reach out to SAP support or consult with an SAP expert for further assistance.