How To Fix D9726 - Identification number is not known

D9726 - Overview

• Message type: E = Error

• Message class: D9 - Environment Management System

• Message number: 726

• Message text: Identification number is not known

What causes this issue?

You have not entered the identifier required.
The SAP system searches for the identifier that was specified with item
1 and priority 1 in the identification listing D_DANGOOD in Customizing.
The identification category NUM and identification type UN are delivered
with the standard system. This means that the SAP system can select the
unique UN number you have entered as identifier.

System Response

The SAP system does not carry out the action.

How to fix this error?

Ensure that the identification category NUM and identification type UN
are defined for item 1 and priority 1 in the identification listing
D_DANGOOD.
Enter an identifier of category NUM and type UN for the specification.

Error message extract from SAP system. Copyright SAP SE.

D9726 - Details

• The SAP error message D9726 ("Identification number is not known") typically occurs in the context of SAP's data management or master data processes, particularly when dealing with identification numbers for materials, customers, vendors, or other entities. This error indicates that the system cannot find a specific identification number that is expected in the transaction or process you are trying to execute.
  Causes:
  
  Missing Data: The identification number you are trying to use may not have been created or may have been deleted.
  Incorrect Input: The identification number may have been entered incorrectly, leading to a mismatch.
  Data Synchronization Issues: If the identification number is supposed to be synchronized from another system or module, there may be a delay or failure in that process.
  Authorization Issues: The user may not have the necessary permissions to access the identification number.
  
  Configuration Issues: There may be configuration settings in the system that are preventing the identification number from being