How To Fix FRMLDLG366 - Entry &2 already exists in hidden row in key field &1

FRMLDLG366 - Overview

• Message type: E = Error

• Message class: FRMLDLG - RMS-FRM: Dialog Messages for Formula

• Message number: 366

• Message text: Entry &2 already exists in hidden row in key field &1

What causes this issue?

You cannot make an entry because entry <LB>&V2&</> already exists in
key field <LS>&V1&</> in a hidden row.
<ZH>Note:</>
You can show hidden rows by choosing the <LS>Expand Display</>
pushbutton.

System Response

INCLUDE RMS_GEN_PROCESSING_CANCELLED OBJECT DOKU ID TX

How to fix this error?

INCLUDE RMS_CORRECT_YOUR_ENTRY 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.

FRMLDLG366 - Details

• The SAP error message FRMLDLG366 indicates that there is a duplicate entry in a hidden row for a key field in a form or data structure. This typically occurs in scenarios where you are trying to add or modify data in a table or form that has unique constraints on certain fields.
  
  Cause:
  
  Duplicate Entry: The most common cause of this error is that you are attempting to insert or update a record with a key value that already exists in the database or in the current context of the form.
  Hidden Rows: The error specifically mentions "hidden row," which suggests that the duplicate entry is not visible in the current view but exists in the underlying data structure.
  Data Integrity Constraints: The system enforces data integrity rules that prevent duplicate entries in key fields.
  
  
  Solution:
  
  Check for Duplicates: Review the data you are trying to enter and check if the key value already exists. You