How To Fix CONOBJ004 - Control object already exists; no input possible

SAP Error Message - Details

• Message type: E = Error

• Message class: CONOBJ - Control Objects for Background Processing

• Message number: 004

• Message text: Control object already exists; no input possible

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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Smart SAP Assistant

• What is the cause and solution for SAP error message CONOBJ004 - Control object already exists; no input possible ?

  The SAP error message CONOBJ004 ("Control object already exists; no input possible") typically occurs when you are trying to create or modify a control object (like a project, order, or other organizational unit) that already exists in the system. This error is often encountered in the context of project management, production planning, or other modules where control objects are used to manage resources and processes.
  
  Cause:
  
  
  Duplicate Entry: The most common cause of this error is that the control object you are trying to create or modify already exists in the system. This can happen if:
  
  You are trying to create a new project or order with the same identifier as an existing one.
  There is a system error or inconsistency that has led to the same control object being registered multiple times.
  
  
  
  Incorrect Input: Sometimes, the input data might not be correctly formatted or might be referencing an existing object incorrectly.
  
  
  Authorization Issues: In some