How To Fix 56684 - Coupling HR-PAY via ALE is not active

SAP Error Message - Details

• Message type: E = Error

• Message class: 56 - HR TRAVEL: Messages for Trip Costs Dialog

• Message number: 684

• Message text: Coupling HR-PAY via ALE is not active

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 56684 - Coupling HR-PAY via ALE is not active ?

  The SAP error message "56684 Coupling HR-PAY via ALE is not active" typically indicates that the integration between the Human Resources (HR) module and the Payroll (PAY) module via Application Link Enabling (ALE) is not properly configured or activated. This can prevent data from being exchanged between these two modules, which is essential for payroll processing.
  Cause:
  
  ALE Configuration: The ALE configuration for HR and Payroll may not be set up correctly. This includes the distribution model and the necessary settings for the logical systems.
  Logical System: The logical system for the HR and Payroll modules may not be defined or may not match the settings in the ALE configuration.
  Message Type: The specific message types required for the HR-PAY coupling may not be activated in the system.
  Transport Layer: There may be issues with the transport layer settings that affect the communication between the modules.
  
  Solution:
  
  
  Check ALE Configuration:
  
  Go to transaction WE20 to check the partner profiles for the logical systems involved. Ensure that the HR and Payroll systems are correctly defined.
  Use transaction BD64 to check the distribution model. Ensure that the necessary message types for HR-PAY coupling are included and activated.
  
  
  
  Activate Message Types:
  
  Ensure that the relevant message types (e.g., HRMD_A, HRMD_AB, etc.) are activated. You can check this in transaction WE81 and activate them if necessary.
  
  
  
  Define Logical Systems:
  
  Ensure that the logical systems for both HR and Payroll are defined in transaction SCC4 and that they are correctly assigned in the ALE configuration.
  
  
  
  Check Transport Layer:
  
  Verify the transport layer settings in transaction SCC1 to ensure that the transport routes are correctly configured.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test to ensure that the data can be exchanged between HR and Payroll without errors.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for detailed steps on configuring ALE and HR-PAY integration.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues or provide additional guidance related to this error message.
  Transaction Codes:
  
  WE20: Partner Profiles
  BD64: Distribution Model
  WE81: Message Types
  SCC4: Client Administration
  SCC1: Transport Management
  
  
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or HR module support team for further assistance.