How To Fix FSC1073 - Interest key &1 is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: FSC1 - FI-CA Extended: Message Class

• Message number: 073

• Message text: Interest key &1 is invalid

What causes this issue?

Interest key &v1& does not exist in the system.

System Response

Error message

How to fix this error?

Maintain the corresponding interest key in Customizing.
INCLUDE FICA_NA_CUST_2 OBJECT DOKU ID TX

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 FSC1073 - Interest key &1 is invalid ?

  The SAP error message FSC1073, which states "Interest key &1 is invalid," typically occurs in the context of financial transactions, particularly when dealing with interest calculations in SAP's Financial Accounting (FI) or Treasury modules. This error indicates that the interest key specified in the transaction is not recognized or is not valid in the system.
  Cause:
  
  Invalid Interest Key: The interest key specified in the transaction does not exist in the system or has been incorrectly entered.
  Configuration Issues: The interest key may not be properly configured in the system, or it may have been deleted or deactivated.
  Master Data Issues: The master data associated with the transaction (e.g., customer, vendor, or loan) may not have the correct interest key assigned.
  Authorization Issues: The user may not have the necessary authorizations to access the interest key.
  
  Solution:
  
  
  Check Interest Key: Verify that the interest key specified in the transaction is correct. You can do this by checking the configuration in the system.
  
  Navigate to the relevant configuration area (e.g., SPRO) and check the settings for interest keys.
  Ensure that the interest key exists and is active.
  
  
  
  Review Master Data: Check the master data for the relevant customer, vendor, or financial instrument to ensure that the correct interest key is assigned.
  
  If necessary, update the master data to include a valid interest key.
  
  
  
  Configuration Review: If the interest key is missing or incorrect, you may need to create or modify the interest key in the configuration settings.
  
  Go to the configuration path for interest calculation and ensure that the interest key is set up correctly.
  
  
  
  User Authorizations: Ensure that the user has the necessary authorizations to access and use the interest key. This may involve checking user roles and permissions.
  
  
  Consult Documentation: If the issue persists, consult SAP documentation or reach out to your SAP support team for further assistance.
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like OBBA (for interest calculation) or FS00 (for G/L account master data) to check configurations.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Testing: After making changes, perform a test transaction to ensure that the error has been resolved.
  
  By following these steps, you should be able to identify the cause of the FSC1073 error and implement a solution to resolve it.