How To Fix FILAE020 - Value ID &2 already exists, field mapping from structure &3 not possible

FILAE020 - Overview

• Message type: E = Error

• Message class: FILAE - Messages for Lease Accounting Engine

• Message number: 020

• Message text: Value ID &2 already exists, field mapping from structure &3 not possible

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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FILAE020 - Details

• The SAP error message FILAE020 indicates that there is a duplicate value ID in the context of a field mapping operation. This typically occurs when you are trying to map fields from one structure to another, and the system detects that the value ID you are trying to use already exists in the target structure. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Duplicate Value ID: The error arises when the value ID you are trying to assign to a field already exists in the target structure. This can happen if the same value ID is being used for multiple entries or if there is an attempt to map a field that has already been mapped to another value ID.
  Incorrect Field Mapping: The field mapping configuration may not be set up correctly, leading to conflicts in value IDs.
  Data Integrity Issues: There may be issues with the data integrity