How To Fix 56_CORE774 - ALE receiver determination failed, unknown error

56_CORE774 - Overview

• Message type: E = Error

• Message class: 56_CORE - Class for Core Parts of Travel Management

• Message number: 774

• Message text: ALE receiver determination failed, unknown error

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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Smart SAP Assistant

• What is the cause and solution for SAP error message 56_CORE774 - ALE receiver determination failed, unknown error ?

  The SAP error message 56_CORE774 indicates that there was a failure in the ALE (Application Link Enabling) receiver determination process, and it is categorized as an "unknown error." This error can occur in various scenarios, typically when the system is trying to send or receive IDocs (Intermediate Documents) between different SAP systems or within the same system.
  Causes:
  
  
  Configuration Issues: Incorrect or incomplete configuration in the ALE settings, such as partner profiles, logical systems, or distribution model.
  Missing or Incorrect Partner Profiles: The partner profiles for the sender or receiver may not be set up correctly or may be missing.
  Logical System Configuration: The logical systems may not be defined properly in the system.
  Transport Layer Issues: Problems with the transport layer settings or issues with the transport routes.
  Authorization Issues: The user or process may not have the necessary authorizations to perform the ALE operations.
  Network Issues: Connectivity problems between the systems involved in the ALE