How To Fix WA134 - Function module & already exists

WA134 - Overview

• Message type: E = Error

• Message class: WA - Messages from Workflow Event Manager

• Message number: 134

• Message text: Function module & already exists

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WA134 - Function module & already exists ?

  SAP Error Message:
  WA134 Function module & already exists
  
  
  Cause:
  This error occurs when you try to create or generate a function module with a name that already exists in the system. SAP function module names must be unique within the system. The system detects that the function module name you are attempting to use is already assigned to an existing function module.
  
  When does it typically occur?
  
  When creating a new function module in transaction SE37 or SE80.
  During transport import if a function module with the same name already exists in the target system.
  When generating function modules automatically (e.g., from a BAPI or RFC interface) and the name clashes with an existing one.
  
  
  
  Solution:
  
  
  Check if the function module already exists:
  
  Use transaction SE37 or SE80 to search for the function module name.
  If it exists, verify if you can use the existing function module instead of creating a new one.
  
  
  
  Rename the function module:
  
  If you need a new