How To Fix UPS173 - An ALE distribution packet number could not be assigned

UPS173 - Overview

• Message type: E = Error

• Message class: UPS - ALE Distribution Packet

• Message number: 173

• Message text: An ALE distribution packet number could not be assigned

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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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UPS173 - An ALE distribution packet number could not be assigned ?

  The SAP error message UPS173, which states "An ALE distribution packet number could not be assigned," typically occurs in the context of Application Link Enabling (ALE) when there is an issue with the distribution of data between systems. This error can arise due to various reasons, and understanding the cause is essential for finding a solution.
  Causes:
  
  
  Number Range Issues: The most common cause of this error is that the number range for the ALE distribution packets has not been properly defined or is exhausted. Each distribution packet requires a unique number, and if the system cannot assign one, this error will occur.
  
  
  
  Configuration Issues: Incorrect configuration of the ALE settings or the distribution model can lead to this error. If the system is not set up correctly to handle the distribution of data, it may fail to generate the necessary packet numbers.
  
  
  System Performance: In some cases, performance issues or system locks can