How To Fix O0305 - Identical entries exist for order type &

O0305 - Overview

• Message type: E = Error

• Message class: O0 - IS-OIL area independent messages

• Message number: 305

• Message text: Identical entries exist for order type &

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message O0305 - Identical entries exist for order type & ?

  The SAP error message O0305, which states "Identical entries exist for order type &," typically occurs when there are duplicate entries in the configuration for a specific order type in the system. This can happen in various contexts, such as when defining order types for production orders, sales orders, or other document types.
  
  Cause:
  
  Duplicate Configuration: The most common cause of this error is that there are multiple entries in the configuration tables for the same order type. This can happen if someone has inadvertently created duplicate entries or if there was an error during a data migration or system upgrade.
  Incorrect Customization: If the order type has been customized incorrectly, it may lead to conflicts in the system.
  Transport Issues: If changes were transported from one system to another (e.g., from development to production), it might have led to duplicate entries if the transport was not handled properly.
  
  
  Solution:
  
  
  Check Configuration: 
  
  Go to the relevant