How To Fix CNV_IUUC_REPLICATION049 - Open connection for Configuration &1 Connection &2 Schema &3 failed &4

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 049

• Message text: Open connection for Configuration &1 Connection &2 Schema &3 failed &4

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_REPLICATION049 - Open connection for Configuration &1 Connection &2 Schema &3 failed &4 ?

  The SAP error message CNV_IUUC_REPLICATION049 typically indicates an issue with establishing a connection for data replication in the context of SAP Landscape Transformation (SLT) or SAP Data Services. This error can occur during the configuration of the replication setup, and it usually points to problems with the connection parameters or the database configuration.
  Causes:
  
  Incorrect Connection Parameters: The connection details (like hostname, port, username, password) specified in the configuration might be incorrect.
  Network Issues: There could be network connectivity issues between the source and target systems.
  Database Configuration: The database might not be configured to allow remote connections, or the user might not have the necessary permissions.
  Firewall Restrictions: Firewalls might be blocking the connection to the database.
  Database Service Not Running: The database service might not be running or might be in a state that does not allow connections.
  Schema Issues: The specified schema might not exist or might not be accessible with the provided credentials.
  
  Solutions:
  
  Verify Connection Parameters: Double-check the connection parameters in the configuration (hostname, port, schema, username, and password) to ensure they are correct.
  Test Network Connectivity: Use tools like ping or telnet to check if the target database is reachable from the source system.
  Check Database Configuration: Ensure that the database is configured to accept connections from the source system and that the user has the necessary permissions.
  Review Firewall Settings: Check firewall settings on both the source and target systems to ensure that the required ports are open.
  Restart Database Service: If the database service is down, restart it and check the logs for any errors that might indicate why it was not running.
  Check Schema Existence: Ensure that the schema specified in the connection exists and is accessible with the provided credentials.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  SLT Configuration Guide: Refer to the SAP Landscape Transformation (SLT) configuration guide for detailed steps on setting up and troubleshooting replication.
  Database Documentation: Consult the documentation for the specific database you are using (e.g., HANA, Oracle, SQL Server) for connection and configuration details.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed logs and error messages for better diagnosis.