How To Fix UPS404 - Error generating a parallel process

UPS404 - Overview

• Message type: E = Error

• Message class: UPS - ALE Distribution Packet

• Message number: 404

• Message text: Error generating a parallel process

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?

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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 UPS404 - Error generating a parallel process ?

  The SAP error message UPS404, which indicates "Error generating a parallel process," typically occurs in the context of background processing or parallel processing in SAP systems. This error can arise due to various reasons, and understanding the cause is essential for troubleshooting and resolving the issue.
  Possible Causes:
  
  Resource Limitations: The system may not have enough resources (CPU, memory) to spawn new parallel processes.
  
  Configuration Issues: Incorrect configuration settings for parallel processing in the SAP system can lead to this error.
  System Load: High system load or contention for resources can prevent the creation of new parallel processes.
  Authorization Issues: The user or process may lack the necessary authorizations to create or manage parallel processes.
  Background Job Settings: Issues with the background job settings or parameters can also lead to this error.
  Database Locks: Locks on database tables or other resources can prevent the parallel process from being generated.
  
  Solutions:
  
  Check System Resources: Monitor the system's CPU and memory