How To Fix COM_ALTER_IDENT102 - Enter a unique ID

COM_ALTER_IDENT102 - Overview

• Message type: E = Error

• Message class: COM_ALTER_IDENT - Messages for Alternative Identifiers

• Message number: 102

• Message text: Enter a unique ID

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

COM_ALTER_IDENT102 - Details

• The SAP error message COM_ALTER_IDENT102: Enter a unique ID typically occurs in the context of managing identification numbers or unique identifiers within the SAP system, particularly in modules related to master data management or configuration settings.
  
  Cause:
  This error message is triggered when the system expects a unique identifier (ID) to be entered, but the ID provided is either:
  
  Not unique (i.e., it already exists in the system).
  Missing or not provided at all.
  
  This can happen in various scenarios, such as:
  
  Creating or modifying master data records (e.g., customers, vendors, materials).
  Configuring settings where unique identifiers are required.
  
  
  Solution:
  To resolve the COM_ALTER_IDENT102 error, you can follow these steps:
  
  
  Check Existing IDs: Verify if the ID you are trying to enter already exists in the system. You can do this by searching for the ID in the relevant master data tables or using transaction codes that allow you to view existing records.
  
  
  Enter a Unique ID: If the ID is