Category:
JMeter
If the variable name is blank.
java.lang.IllegalArgumentException: Variable Name must not be empty for element:JDBC Connection Configuration.
If the DB_Name is not given:
Response message: java.sql.SQLException: No database selected”
If the driver class was not found:
DataSourceElement: Could not load driver: {classname} java.lang.ClassNotFoundException: {classname}
If the database server is not running or is not accessible, then JMeter will report a java.net.ConnectException .