How To Fix FMKU084 - You cannot create an additional line with &1 initial 0 or BLANK

SAP Error Message - Details

• Message type: E = Error

• Message class: FMKU - FM budgeting, kernel utilities

• Message number: 084

• Message text: You cannot create an additional line with &1 initial 0 or BLANK

What causes this issue?

When adding additional lines, the system finds that target field &V1&
has a value of BLANK or "zero". This is not permitted.

System Response

The error is displayed in the application log.

How to fix this error?

Please change your derivation strategy for the target field &V1& in the
Customizing activity <DS:SIMG._ISPSFM_N_FMCUDERIVA>Define Derivation
Strategy for Additional Budget Line Items</>.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FMKU084 - You cannot create an additional line with &1 initial 0 or BLANK ?

  The SAP error message FMKU084, which states "You cannot create an additional line with &1 initial 0 or BLANK," typically occurs in the context of financial document processing, particularly when dealing with account assignments in SAP's Funds Management (FM) module. This error indicates that the system is preventing the creation of a new line item in a document because the specified field (often a cost center, internal order, or similar) is either blank or starts with an initial zero, which is not allowed based on the configuration or business rules.
  Cause:
  
  Invalid Input: The line item you are trying to create has a field (like a cost center or internal order) that is either blank or starts with a zero. This is often a validation rule in the system to ensure that valid account assignments are used.
  Configuration Settings: The system may be configured to disallow certain formats for account assignments, such as those starting with zero or being blank.
  Data Entry Error: There may have been a mistake in data entry, leading to an invalid value being inputted.
  
  Solution:
  
  Check Input Values: Review the values you are entering for the line item. Ensure that all required fields are filled in correctly and do not start with a zero or are blank.
  Correct Account Assignments: If you are using account assignments like cost centers or internal orders, make sure they are valid and exist in the system. They should not start with a zero unless specifically allowed by your organization’s configuration.
  Review Configuration: If you have access, check the configuration settings in the Funds Management module to see if there are any rules that restrict the use of certain formats for account assignments. You may need to consult with your SAP administrator or functional consultant for this.
  Consult Documentation: Refer to SAP documentation or your organization’s guidelines for valid account assignment formats and rules.
  Error Handling: If the issue persists, consider reaching out to your SAP support team or functional consultant for further assistance. They may need to investigate the specific configuration or data issues causing the error.
  
  Related Information:
  
  Transaction Codes: This error may occur in various transactions related to financial postings, such as FB50 (G/L Account Document Entry), F-02 (General Posting), or others in the FM module.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling it.
  User Exits or BAdIs: If your organization has custom developments, there may be user exits or BAdIs that enforce specific rules on account assignments, which could be causing this error.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.