How To Fix DMC_RT_REMOTE_GEN003 - Function module &1 does not exist and cannot be called

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_RT_REMOTE_GEN - DMC Remote: Generation Function Messages

• Message number: 003

• Message text: Function module &1 does not exist and cannot be called

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_RT_REMOTE_GEN003 - Function module &1 does not exist and cannot be called ?

  The SAP error message DMC_RT_REMOTE_GEN003 indicates that a function module specified in the system does not exist or cannot be called. This error typically arises in the context of remote function calls (RFC) or when trying to execute a function module that is either not defined in the system or is not accessible due to various reasons.
  Causes:
  
  
  Function Module Does Not Exist: The function module name specified in the error message may not exist in the SAP system. This could be due to a typo or because the function module has not been created or activated.
  
  
  Authorization Issues: The user executing the function may not have the necessary authorizations to call the function module.
  
  
  Transport Issues: If the function module was recently transported from another system, it may not have been properly imported or activated in the target system.
  
  
  Namespace Issues: The function module might be in a different namespace that is not accessible from the current context.
  
  
  System Configuration: There may be configuration issues in the RFC destination or the system landscape that prevent the function module from being called.
  
  
  Solutions:
  
  
  Check Function Module Existence: Use transaction code SE37 (Function Builder) to check if the function module exists. If it does not, you may need to create it or correct the name.
  
  
  Check Authorizations: Ensure that the user has the necessary authorizations to execute the function module. You can check this using transaction SU53 after the error occurs.
  
  
  Transport Check: If the function module was recently transported, verify that the transport request was successfully imported and that the function module is active. You can check the transport logs for any errors.
  
  
  Namespace Verification: Ensure that the function module is in the correct namespace and that you are referencing it correctly.
  
  
  RFC Destination Configuration: If the function module is being called remotely, check the RFC destination configuration in transaction SM59. Ensure that the destination is correctly set up and that the connection is working.
  
  
  Debugging: If you have access, you can debug the program or process that is trying to call the function module to get more context on why the call is failing.
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SE37: Function Builder to check and create function modules.
  SU53: Authorization check to see if the user has the necessary permissions.
  SM59: RFC destination configuration.
  
  
  
  SAP Notes: Check SAP Notes for any known issues related to the specific function module or error message. You can search for the error message or function module in the SAP Support Portal.
  
  
  Documentation: Review the documentation for the specific function module to understand its purpose and any prerequisites for its execution.
  
  
  By following these steps, you should be able to identify the cause of the error and implement a solution. If the issue persists, consider reaching out to your SAP Basis team or SAP support for further assistance.