How To Fix CNV_IUUC_REPLICATION380 - Error occurred when opening DB connection

CNV_IUUC_REPLICATION380 - Overview

• Message type: E = Error

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

• Message number: 380

• Message text: Error occurred when opening DB connection

An error occurred while trying to establish the connection to the target
system. Possible reasons for this include:
Wrong user name or password.
The target system is not responding, or is down.
An invalid host name was entered.
The prerequisites for using an encrypted connection are not met.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

CNV_IUUC_REPLICATION380 - Details

• The SAP error message CNV_IUUC_REPLICATION380 indicates that there was an issue when trying to open a database connection during the data replication process. This error is often associated with the SAP Landscape Transformation (SLT) replication server, which is used for real-time data replication from source systems to SAP HANA or other target systems.
  Causes
  
  Database Connectivity Issues: The most common cause is a failure in the connection to the database. This could be due to network issues, incorrect connection parameters, or the database server being down.
  Configuration Errors: Incorrect configuration settings in the SLT system or the database connection settings can lead to this error.
  Authorization Issues: The user credentials used for the database connection may not have the necessary permissions to access the database.
  Database Driver Issues: Problems with the database driver or the version of the driver being used can also cause connection failures.
  Resource Limitations: The database server may be experiencing resource limitations