How To Fix PM204 - Table key &1 &2 &3 &4 entered already exists

PM204 - Overview

• Message type: E = Error

• Message class: PM - Extended Payment Functions

• Message number: 204

• Message text: Table key &1 &2 &3 &4 entered already exists

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.

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PM204 - Details

• The SAP error message PM204, which states "Table key &1 &2 &3 &4 entered already exists," typically occurs in the context of the Plant Maintenance (PM) module when there is an attempt to create or modify an entry in a table where a record with the same key already exists. This can happen in various scenarios, such as when creating maintenance plans, work orders, or other related objects.
  
  Cause:
  The error is caused by a violation of the uniqueness constraint for a specific table key. The key components represented by &1, &2, &3, and &4 are placeholders for the actual values that make up the unique key in the database table. When you try to insert or update a record with a key that already exists, SAP raises this error to prevent duplicate entries.
  
  Solution:
  To resolve the PM204 error, you can take the following steps:
  
  
  Check Existing Records: 
  
  Use transaction codes like SE16 or