How To Fix FTR0277 - Internal error: Function module & not called correctly

FTR0277 - Overview

• Message type: E = Error

• Message class: FTR0 - Treasury: Financial Transaction

• Message number: 277

• Message text: Internal error: Function module & not called correctly

What causes this issue?

Function module &V1& was called up incorrectly. This may cause errors
in the correspondence function.
Call parameters:
Business partner: &V2&
Activity category: &V3&
Last function: &V4&

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?

Contact SAP using the Online Service System (OSS). It is only possible
to analyze the error in the ABAP debugging mode.

Error message extract from SAP system. Copyright SAP SE.

FTR0277 - Details

• The SAP error message FTR0277 indicates that there is an internal error related to a function module that has not been called correctly. This error typically occurs in the context of the SAP Treasury and Risk Management module, particularly when dealing with financial transactions or instruments.
  Causes:
  
  Incorrect Function Module Call: The function module referenced in the error message may not have been called with the correct parameters or in the correct context.
  Data Inconsistencies: There may be inconsistencies or missing data in the transaction or master data that the function module relies on.
  Custom Code Issues: If there are custom enhancements or modifications in the system, they may interfere with the standard function module's execution.
  System Bugs: There could be a bug in the SAP system or a specific version that leads to this error.
  
  Solutions:
  
  Check Function Module Parameters: Review the parameters being passed to the function module. Ensure that they are correct and complete.
  Review