How To Fix UPS001 - Posting only possible with ALE distribution unit &1

UPS001 - Overview

• Message type: E = Error

• Message class: UPS - ALE Distribution Packet

• Message number: 001

• Message text: Posting only possible with ALE distribution unit &1

What causes this issue?

The IDoc was created in the ALE cluster distribution by distribution
unit &V1&.

System Response

The IDoc cannot be posted manually (BD87).

How to fix this error?

Post the IDoc via ALE distribution unit &V1& (TCode UPS02).

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UPS001 - Posting only possible with ALE distribution unit &1 ?

  The SAP error message UPS001 ("Posting only possible with ALE distribution unit &1") typically occurs in the context of the Application Link Enabling (ALE) framework, which is used for data distribution between different SAP systems or between different instances of the same system. This error indicates that a posting operation is being attempted without the necessary ALE distribution unit being defined or available.
  
  Cause:
  
  Missing ALE Distribution Unit: The error usually arises when the system is trying to post data that requires an ALE distribution unit, but it is not defined or configured correctly.
  Incorrect Configuration: There may be issues with the configuration of the ALE settings, such as missing logical systems or incorrect partner profiles.
  Data Transfer Issues: If the data being posted is expected to be distributed via ALE but the necessary setup is not in place, this error can occur.
  
  
  Solution:
  
  
  Check ALE Configuration:
  
  Go to transaction WE20 to check the partner profiles. Ensure