How To Fix B1129 - No recipient found for message type & in the ALE model

SAP Error Message - Details

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 129

• Message text: No recipient found for message type & in the ALE model

What causes this issue?

According to the ALE distribution customer model, no messages of type
&v1& are distributed from this system. This means that no recipient
systems have been modeled for this message type.

System Response

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

How to fix this error?

If this system is the leading system from the viewpoint of ALE, then you
should model the connections required and where necessary upload them
from the PC to the SAP system.
If this system is not the leading system then you should make sure that
a copy of the ALE distribution customer model is distributed from the
leading system to this system.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message B1129 - No recipient found for message type & in the ALE model ?

  The SAP error message B1129 "No recipient found for message type &" typically occurs in the context of Application Link Enabling (ALE) when the system is unable to find a valid recipient for a specific message type. This can happen for various reasons, and understanding the cause and solution can help resolve the issue.
  Causes:
  
  Missing Partner Profile: The partner profile for the receiving system may not be configured correctly or may be missing entirely.
  Incorrect Message Type: The message type specified in the ALE configuration may not be correctly defined or may not exist in the receiving system.
  Logical System Configuration: The logical system for the sender or receiver may not be set up properly in the ALE configuration.
  Distribution Model: The distribution model may not include the necessary message type or may not be correctly configured to send messages to the intended recipient.
  Filter Settings: There may be filter settings in the distribution model that prevent the message from being sent to the intended recipient.
  
  Solutions:
  
  
  Check Partner Profiles:
  
  Go to transaction WE20 and verify that the partner profile for the receiving system is correctly set up. Ensure that the message type is included in the profile.
  
  
  
  Verify Message Type:
  
  Ensure that the message type specified in the error message is correctly defined in the receiving system. You can check this in transaction WE81 (for message types) and WE82 (for message type assignments).
  
  
  
  Review Logical System Configuration:
  
  Check the logical system settings in transaction SALE (or SPRO for customizing) under "ALE Distribution Model". Ensure that both the sender and receiver logical systems are correctly defined.
  
  
  
  Check Distribution Model:
  
  In transaction BD64, review the distribution model to ensure that the message type is included and that the correct logical systems are assigned as recipients.
  
  
  
  Examine Filter Settings:
  
  If there are filter settings in the distribution model, ensure that they are not preventing the message from being sent to the intended recipient.
  
  
  
  Testing:
  
  After making the necessary changes, test the configuration by triggering the message again to see if the error persists.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  WE20: Partner Profiles
  WE81: Message Types
  WE82: Message Type Assignments
  BD64: Distribution Model
  SALE: ALE Configuration
  
  
  
  Documentation: Refer to SAP Help documentation for detailed information on ALE configuration and troubleshooting.
  
  
  Logs: Check the application logs (transaction SLG1) for additional details that may provide more context about the error.
  
  
  By following these steps, you should be able to identify and resolve the issue related to the B1129 error message in the ALE model.