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

IUUC_TAB197 - Overview

• 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

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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IUUC_TAB197 - Details

• 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