Dynamic binding trouble ?

A component Son is defined as a factory: *@Component( factory = « SON ») public class Son implements … { @Reference(cardinality = ReferenceCardinality.OPTIONAL) volatile Filter aFilter; …* The Component Son is instantiated within activate method of Father component: *@Component

Re: FrameworkEvent ERROR org.osgi.framework.ServiceException: Service factory exception: Could not obtain lock

Thanks David for your reply. I don’t think there is a circular reference between the components. We didn’t see the error before our upgrades. We are seeing the issue since we upgraded jdk11 and karaf to 4.2.8 version. If you think thread dump will help you debug, i will try to get one. When th