How To Fix PO590 - Server '&1' already being used

PO590 - Overview

• Message type: E = Error

• Message class: PO - Spooler message

• Message number: 590

• Message text: Server '&1' already being used

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.

PO590 - Details

• The SAP error message PO590, which states "Server '&1' already being used," typically occurs in the context of SAP's process orchestration or when dealing with server instances in a distributed environment. This error indicates that the server you are trying to use is already in use by another process or session.
  Causes:
  
  Concurrent Usage: The server instance is already being utilized by another user or process, preventing your current operation from proceeding.
  Session Management: There may be lingering sessions or processes that have not been properly terminated, leading to the server being marked as in use.
  
  Configuration Issues: Incorrect configuration settings in the server or application server may lead to this error.
  Resource Locking: The server may be locked due to a previous operation that did not complete successfully.
  
  Solutions:
  
  Check Active Sessions: Use transaction codes like SM50 or SM66 to check for active processes on the server. If you find any processes that are stuck or