How To Fix ATP_SE001 - You can use PAR operations only if the ATP server is not active

ATP_SE001 - Overview

• Message type: E = Error

• Message class: ATP_SE - Message class for ATP-Services

• Message number: 001

• Message text: You can use PAR operations only if the ATP server is not active

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 ATP_SE001 - You can use PAR operations only if the ATP server is not active ?

  The SAP error message ATP_SE001, which states "You can use PAR operations only if the ATP server is not active," typically occurs in the context of Advanced Planning and Optimization (APO) or similar systems where the Available-to-Promise (ATP) functionality is being utilized. This error indicates that certain operations (like PAR - Planning Area Release) cannot be executed while the ATP server is running.
  
  Cause:
  
  ATP Server Active: The primary cause of this error is that the ATP server is currently active. The ATP server handles real-time availability checks and other related functions, and certain operations cannot be performed while it is running.
  System Configuration: There may be specific configurations or settings in the system that prevent PAR operations from being executed concurrently with the ATP server.
  
  
  Solution:
  
  
  Deactivate the ATP Server: Before performing PAR operations, you need to deactivate the ATP server. This can typically be done through the SAP GUI or relevant transaction codes.