EDIT

The cdm-server must not start instances with db connection problems.

Currently such instances show a unclear error message and status is reported as stopped

Error creating bean with name 'cdmVaadinConfiguration': 
Unsatisfied dependency expressed through field 'sessionFactory'; 
nested exception is org.springframework.beans.factory.BeanCreationException: 
Error creating bean with name 'sessionFactory' defined in class path resource [eu/etaxonomy/cdm/security_base.xml]: 
Cannot resolve reference to bean 'hibernateProperties' while setting bean property 'hibernateProperties'; 
nested exception is org.springframework.beans.factory.BeanCreationException: 
Error creating bean with name 'hibernateProperties' defined in class path resource [eu/etaxonomy/cdm/opt/config/DataSourceConfigurer.class]: 
Bean instantiation via factory method failed; 
nested exception is org.springframework.beans.BeanInstantiationException: 
Failed to instantiate [java.util.Properties]: 
Factory method 'hibernateProperties' threw exception; 
nested exception is java.lang.NullPointerException