How To Fix GK801 - Subassignments are possible only in a valid line item

SAP Error Message - Details

• Message type: E = Error

• Message class: GK - Messages for SAP Consolidation

• Message number: 801

• Message text: Subassignments are possible only in a valid line item

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message GK801 - Subassignments are possible only in a valid line item ?

  The SAP error message GK801, which states "Subassignments are possible only in a valid line item," typically occurs in the context of financial accounting or controlling when you are trying to perform a subassignment (such as splitting costs or revenues) on a line item that is not valid for such an operation. This can happen in various transactions, such as during the posting of documents or when processing internal orders.
  Causes of GK801 Error
  
  
  Invalid Line Item: The line item you are trying to subassign may not be valid for subassignment. This could be due to the line item being in a status that does not allow for changes or subassignments.
  
  
  Document Status: The document may be in a status that does not permit further modifications. For example, if the document is already posted or has been closed, subassignments may not be allowed.
  
  
  Incorrect Account Assignment: The account assignment for the line item may not be set up correctly, or it may not allow for subassignments.
  
  
  Missing Configuration: The configuration settings in the system may not allow for subassignments for certain types of transactions or accounts.
  
  
  Solutions to GK801 Error
  
  
  Check Line Item Validity: Ensure that the line item you are trying to subassign is valid. You can do this by reviewing the document and its status in the system.
  
  
  Review Document Status: If the document is already posted or in a closed status, you may need to reverse or adjust the document before attempting to make subassignments.
  
  
  Verify Account Assignment: Check the account assignment details for the line item. Ensure that the account and cost center or internal order are correctly set up to allow for subassignments.
  
  
  Configuration Review: Consult with your SAP configuration team to ensure that the settings for subassignments are correctly configured in the system. This may involve checking the settings in the controlling area or the relevant modules.
  
  
  Use Alternative Methods: If subassignments are not possible for the specific line item, consider using alternative methods to achieve the desired outcome, such as creating a new line item or adjusting the existing one.
  
  
  Related Information
  
  SAP Documentation: Refer to the official SAP documentation for more details on line item processing and subassignments.
  Transaction Codes: Familiarize yourself with relevant transaction codes (e.g., FB50 for general ledger postings, KO01 for internal orders) that may be involved in the process.
  User Roles and Permissions: Ensure that you have the necessary permissions to perform subassignments in the system.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that address the issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a functional consultant who can provide more tailored assistance based on your specific system configuration and business processes.