How To Fix WZRE_PRX_MAPPING011 - BAdI &1 has multiple implementations

SAP Error Message - Details

• Message type: E = Error

• Message class: WZRE_PRX_MAPPING - Messages for Proxy Mappings

• Message number: 011

• Message text: BAdI &1 has multiple implementations

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WZRE_PRX_MAPPING011 - BAdI &1 has multiple implementations ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WZRE_PRX_MAPPING011: BAdI &1 has multiple implementations
  
  Cause:
  This error occurs when the system expects a single implementation of a particular BAdI (Business Add-In), but it finds multiple active implementations instead.
  
  BAdIs are enhancement spots in SAP that allow custom code to be plugged in without modifying the standard SAP code.
  Some processes or function modules expect only one active implementation of a BAdI.
  If more than one implementation is active, the system cannot decide which one to execute, leading to this error.
  
  
  When does it typically occur?
  
  During runtime when the system tries to call a BAdI that is expected to have a unique implementation.
  Common in scenarios where the BAdI is defined as a single-use BAdI or when the code explicitly expects only one implementation.
  Often seen in workflow, proxy, or integration scenarios where BAdI implementations control specific logic.
  
  
  Solution:
  
  
  Check active BAdI implementations:
  
  Use transaction SE18 (BAdI Builder).
  Enter the BAdI name (the placeholder &1 in the message will be the actual BAdI name).
  Go to the Implementations tab.
  Check how many implementations are active.
  
  
  
  Deactivate or delete unnecessary implementations:
  
  If multiple implementations exist but only one should be active, deactivate the others.
  You can deactivate an implementation by selecting it and choosing Deactivate.
  
  
  
  Adjust the code or configuration:
  
  If multiple implementations are required, but the system expects only one, you may need to:
  
  Modify the calling code to handle multiple implementations.
  Use a different BAdI that supports multiple implementations (e.g., multiple-use BAdI).
  Consolidate logic into a single implementation.
  
  
  
  
  
  Check for filter values:
  
  Some BAdIs use filter values to differentiate implementations.
  Ensure that filter values are set correctly so that only one implementation matches the filter criteria at runtime.
  
  
  
  Transport and system consistency:
  
  Sometimes, multiple implementations exist due to transport inconsistencies.
  Verify that transports have been imported correctly and no duplicates exist.
  
  
  
  
  Related Information:
  
  Transaction SE18: BAdI Builder — to view and manage BAdI implementations.
  Transaction SE19: BAdI Implementation — to create or modify implementations.
  SAP Note or documentation related to the specific BAdI might provide additional guidance.
  Check if the BAdI is a single-use or multiple-use BAdI:
  
  Single-use BAdI: Only one implementation allowed.
  Multiple-use BAdI: Multiple implementations allowed and executed.
  
  
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error Cause
  Multiple active implementations of a BAdI expected to have only one.
  
  
  Solution
  Deactivate extra implementations or adjust filter values; ensure only one active implementation matches runtime criteria.
  
  
  Tools
  SE18 (BAdI Builder), SE19 (Implementation maintenance)
  
  
  Additional
  Check BAdI type (single-use vs multiple-use), review transports and system consistency.
  
  
  
  
  If you provide the actual BAdI name (&1), I can help you with more specific instructions or SAP Notes related to that BAdI.