How To Fix OQ_H110 - IDoc type &1 already exists

OQ_H110 - Overview

• Message type: E = Error

• Message class: OQ_H - IS-Oil SSR : Message pool Interfaces/IAC/BAPI development

• Message number: 110

• Message text: IDoc type &1 already exists

What causes this issue?

You tried to generated IDOC type &V1&. However, that IDOC type already
exists.

System Response

The system skips IDOC type generation.

How to fix this error?

If you would like to re-generate the IDOC type because of changes in
the message structure, you will need to delete the generated objects
first.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message OQ_H110 - IDoc type &1 already exists ?

  The SAP error message OQ_H110 indicates that there is an attempt to create or process an IDoc (Intermediate Document) of a specific type that already exists in the system. This typically occurs when there is an attempt to create a duplicate IDoc for a given type, which is not allowed.
  
  Cause:
  
  Duplicate IDoc Creation: The most common cause of this error is that the system is trying to create an IDoc of a type that has already been created and is still in the system.
  IDoc Processing Issues: There may be issues with the IDoc processing logic that leads to multiple attempts to create the same IDoc.
  
  Configuration Issues: Incorrect configuration in the IDoc processing or in the related application can lead to this error.
  
  
  Solution:
  
  Check Existing IDocs: Use transaction code WE02 or WE05 to check if an IDoc of the specified type already exists. If it does, you may need to process or delete