How To Fix KO212 - The entry already exists in table &

KO212 - Overview

• Message type: E = Error

• Message class: KO - Master data for CO orders

• Message number: 212

• Message text: The entry already exists in table &

What causes this issue?

The entry already exists in table &v1&.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Use a different key.

Error message extract from SAP system. Copyright SAP SE.

KO212 - Details

• The SAP error message KO212 ("The entry already exists in table &") typically occurs when there is an attempt to create a new entry in a database table where a record with the same key already exists. This can happen in various contexts, such as when creating cost centers, internal orders, or other master data entries in SAP.
  
  Cause:
  
  Duplicate Entry: The most common cause is that the entry you are trying to create already exists in the specified table. This could be due to a previous transaction that was not properly completed or a manual entry that was made earlier.
  Data Migration Issues: If data was migrated from another system, there may be duplicates that were not properly handled.
  Incorrect Input: The user may have mistakenly entered the same key or identifier that is already in use.
  
  
  Solution:
  
  Check Existing Entries: Before creating a new entry, check the existing records in the relevant table to