hibernate/hibernate-orm · error · ServiceException

Specified ConnectionCreatorFactory {} could not be loaded

Error message

Specified ConnectionCreatorFactory {} could not be loaded

What it means

Error "Specified ConnectionCreatorFactory {} could not be loaded" thrown in hibernate/hibernate-orm.

Source

Thrown at hibernate-core/src/main/java/org/hibernate/engine/jdbc/connections/internal/DriverManagerConnectionProvider.java:267

			}
		}
	}

	private static ConnectionCreatorFactory loadConnectionCreatorFactory(
			String connectionCreatorFactoryClassName, ServiceRegistry serviceRegistry) {
		if ( connectionCreatorFactoryClassName == null ) {
			CONNECTION_INFO_LOGGER.noConnectionCreatorFactoryClassSpecified();
			return null;
		}
		else if ( serviceRegistry != null ) {
			final Class<ConnectionCreatorFactory> factoryClass =
					serviceRegistry.requireService( ClassLoaderService.class )
							.classForName( connectionCreatorFactoryClassName );
			try {
				return factoryClass.newInstance();
			}
			catch ( Exception e ) {
				throw new ServiceException( "Specified ConnectionCreatorFactory " + connectionCreatorFactoryClassName
											+ " could not be loaded", e );
			}
		}
		else {
			try {
				return (ConnectionCreatorFactory) Class.forName( connectionCreatorFactoryClassName ).newInstance();
			}
			catch (Exception e1) {
				throw new ServiceException( "Specified ConnectionCreatorFactory " + connectionCreatorFactoryClassName
											+ " could not be loaded", e1 );
			}
		}
	}


	// use the pool ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

	@Override

View on GitHub (pinned to fad1729dce)

Solutions

1. Ensure the ConnectionCreatorFactory class is on the classpath and loadable
2. Correct the factory class name in the configuration

When it happens

Trigger: Thrown at hibernate-core/src/main/java/org/hibernate/engine/jdbc/connections/internal/DriverManagerConnectionProvider.java:267 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of hibernate/hibernate-orm@fad1729dce (2026-08-22). Data as JSON: /api/errors/a4b66d2cef8688e6. Report an issue: GitHub.