How To Fix IUUC_TAB197 - Communication failure calling to '&1' (fm &2) : &3

SAP Error Message - Details

• Message type: E = Error

• Message class: IUUC_TAB - IUUC: Messages for table analysis

• Message number: 197

• Message text: Communication failure calling to '&1' (fm &2) : &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IUUC_TAB197 - Communication failure calling to '&1' (fm &2) : &3 ?

  The SAP error message IUUC_TAB197 indicates a communication failure when trying to call a specific function module (FM) in the context of SAP's Data Replication or Change Data Capture (CDC) processes, particularly in the context of SAP Landscape Transformation (SLT) or SAP Data Services.
  Cause:
  The error can occur due to several reasons, including but not limited to:
  
  Network Issues: There may be a network connectivity problem between the source and target systems.
  Configuration Issues: Incorrect configuration settings in the SLT or Data Services setup can lead to communication failures.
  Authorization Issues: The user or service account may not have the necessary authorizations to execute the function module.
  Function Module Issues: The function module being called may not be available, may have been deleted, or may be in an inconsistent state.
  System Performance: High load on the system can lead to timeouts or failures in communication.
  Transport Layer Issues: Problems in the transport layer (like RFC connections) can also lead to communication failures.
  
  Solution:
  To resolve the IUUC_TAB197 error, you can follow these steps:
  
  
  Check Network Connectivity:
  
  Ensure that there is proper network connectivity between the source and target systems. You can use tools like ping or telnet to test connectivity.
  
  
  
  Review Configuration:
  
  Verify the configuration settings in the SLT or Data Services setup. Ensure that all necessary parameters are correctly set.
  
  
  
  Check Authorizations:
  
  Ensure that the user or service account has the necessary authorizations to execute the function module. You can check this in transaction SU53 or SUIM.
  
  
  
  Function Module Availability:
  
  Check if the function module (FM) mentioned in the error message is available and active. You can do this by using transaction SE37 or SE80.
  
  
  
  Monitor System Performance:
  
  Check the performance of the SAP system. Look for any long-running processes or high resource utilization that might be causing timeouts.
  
  
  
  Review RFC Connections:
  
  Use transaction SM59 to check the RFC connections. Test the connection to ensure it is working correctly.
  
  
  
  Check Logs:
  
  Review the SLT logs or application logs (transaction SLG1) for more detailed error messages that can provide additional context.
  
  
  
  Restart Services:
  
  If the issue persists, consider restarting the relevant services or the entire system if feasible.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM59: RFC Destinations
  SLG1: Application Log
  SE37: Function Module
  SU53: Authorization Check
  ST22: Dump Analysis
  SM21: System Log
  
  
  
  Documentation: Refer to SAP Help Portal or SAP Notes related to SLT and Data Services for more detailed troubleshooting steps and best practices.
  
  
  If the issue continues after following these steps, it may be beneficial to contact SAP support for further assistance, providing them with the error details and any logs you have reviewed.