Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

java.lang.NullPointerException: null	at de.codecentric.boot.admin.notify.filter.FilteringNotifier.notify(FilteringNotifier.java:52)	at de.codecentric.boot.admin.notify.RemindingNotifier.notify(RemindingNotifier.java:44)	at de.codecentric.boot.admin.notify.NotifierListener.onClientApplicationEvent(NotifierListener.java:16)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:497)	at org.springframework.context.event.ApplicationListenerMethodAdapter.doInvoke(ApplicationListenerMethodAdapter.java:253)	at org.springframework.context.event.ApplicationListenerMethodAdapter.processEvent(ApplicationListenerMethodAdapter.java:174)	at org.springframework.context.event.ApplicationListenerMethodAdapter.onApplicationEvent(ApplicationListenerMethodAdapter.java:137)	at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:166)	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:138)	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:382)	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:349)	at de.codecentric.boot.admin.registry.ApplicationRegistry.register(ApplicationRegistry.java:82)	at de.codecentric.boot.admin.registry.web.RegistryController.register(RegistryController.java:57)	at de.codecentric.boot.admin.registry.web.RegistryController$$FastClassBySpringCGLIB$$2753636d.invoke()	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)