How To Fix PMRP045 - Reference &1 already exists as a simulation

PMRP045 - Overview

• Message type: E = Error

• Message class: PMRP - Messages for pMRP

• Message number: 045

• Message text: Reference &1 already exists as a simulation

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 PMRP045 - Reference &1 already exists as a simulation ?

  The SAP error message PMRP045 indicates that a reference (in this case, a simulation) already exists for the specified object (denoted by &1). This typically occurs in the context of project management or production planning when you attempt to create a new simulation or reference that conflicts with an existing one.
  
  Cause:
  
  Duplicate Simulation: The error arises when you try to create a simulation that has the same reference as an existing one. This can happen if you are using the same identifier or name for different simulations.
  Data Integrity: SAP enforces data integrity rules to prevent the creation of duplicate entries that could lead to confusion or errors in reporting and analysis.
  
  
  Solution:
  
  Check Existing Simulations: Before creating a new simulation, check the existing simulations to see if one with the same reference already exists. You can do this by navigating to the relevant transaction or report where simulations are listed.
  Use a Unique Reference: