How To Fix FS666 - Do not enter payment methods when using non-sequential lots

FS666 - Overview

• Message type: E = Error

• Message class: FS - Messages from Tax Routines / Prenumbered Checks

• Message number: 666

• Message text: Do not enter payment methods when using non-sequential lots

What causes this issue?

A check lot which is flagged as non-sequential cannot be used in
automatic payment transactions and in printing checks online. Therefore
it does not make sense to enter payment methods for this check lot.

System Response

The payment method entries are canceled.

How to fix this error?

Only enter payment methods if you want to use the check lot in
automatic payment transactions or for printing checks online.

Error message extract from SAP system. Copyright SAP SE.

FS666 - Details

• The SAP error message FS666, which states "Do not enter payment methods when using non-sequential lots," typically occurs in the context of financial transactions involving lots or batches in SAP. This error is related to the handling of payment methods in conjunction with non-sequential lot management.
  
  Cause:
  
  Non-Sequential Lots: The error arises when you are trying to process a transaction that involves non-sequential lots (i.e., lots that are not processed in a strict order). In such cases, SAP does not allow the entry of payment methods because it can lead to inconsistencies in the financial records.
  Configuration Settings: The system may be configured to restrict the use of payment methods when dealing with non-sequential lots to ensure data integrity and proper accounting practices.
  
  
  Solution:
  
  Review Lot Management: Ensure that you are using sequential lots if the transaction requires it. If non-sequential lots are necessary, you may need to adjust your transaction approach.
  Check Payment Method Configuration: