How To Fix FQ654 - Error during conversion of table &1 key &2

FQ654 - Overview

• Message type: E = Error

• Message class: FQ - Payment Requests and Payment Program

• Message number: 654

• Message text: Error during conversion of table &1 key &2

What causes this issue?

An error has arisen when converting the table &V1&.

System Response

The program specifies the key of the data record for which the error
has arisen.

How to fix this error?

Start the program again and check if the error still shows. If so,
refer to the SAP hotline for further error analysis. Make a system
access and the information from the XPRA log.
The program is ready to restart can be restarted independent of XPRAs.
In the case of error, the XPRA can be restarted after the productive
start. In this case, the program only sets the as yet unconverted table
entries.

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.

FQ654 - Details

• The SAP error message FQ654, which states "Error during conversion of table &1 key &2," typically occurs in the context of financial transactions or data processing within the SAP system. This error indicates that there was an issue when the system attempted to convert or process data related to a specific table and key.
  Causes:
  
  Data Inconsistency: The data in the specified table may be inconsistent or corrupted, leading to conversion errors.
  Missing Entries: The key specified may not exist in the table, causing the system to fail when trying to access or convert the data.
  
  Configuration Issues: Incorrect configuration settings in the financial module or related areas can lead to this error.
  Authorization Issues: Lack of proper authorizations to access the specified table or key can also trigger this error.
  Data Type Mismatch: There may be a mismatch in data types expected by the system for the conversion process.
  
  Solutions:
  
  Check Data Integrity: Verify the integrity of