How To Fix CNV_IUUC_REPLICATION395 - Error reading connection data; Connection Name &1 unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_REPLICATION - IUUC replication messages (HANA)

• Message number: 395

• Message text: Error reading connection data; Connection Name &1 unknown

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_REPLICATION395 - Error reading connection data; Connection Name &1 unknown ?

  The SAP error message CNV_IUUC_REPLICATION395 indicates that there is an issue with reading connection data for a specific connection name, which is reported as unknown. This error typically occurs in the context of SAP Landscape Transformation (SLT) replication setups, where data is being replicated from one system to another.
  Cause:
  
  Incorrect Connection Name: The connection name specified in the configuration might be incorrect or misspelled.
  Missing Configuration: The connection might not be properly configured in the SLT system.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to access the connection data.
  Technical Issues: There could be underlying technical issues with the SLT setup or the database connections.
  
  Solution:
  
  Verify Connection Name: Check the connection name being used in the configuration. Ensure that it matches the name defined in the SLT configuration.
  Check SLT Configuration: Go to the SLT configuration transaction (usually LTRC or LTMOM) and verify that the connection is properly set up and active.
  Review Authorizations: Ensure that the user has the necessary authorizations to access the connection data. This may involve checking roles and permissions in the SAP system.
  Check Logs: Review the SLT logs for any additional error messages or warnings that might provide more context about the issue.
  Restart Replication: If the connection was recently created or modified, try restarting the replication process to see if the issue resolves itself.
  Consult Documentation: Refer to SAP documentation or notes related to SLT and replication for any specific guidance or troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: 
  
  LTRC: SLT Configuration
  LTMOM: SLT Modeler
  
  
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide patches related to this error.
  SLT Documentation: Review the official SAP documentation for SLT to understand the configuration and troubleshooting processes better.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken.