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: 	at org.openstack4j.connectors.httpclient.HttpResponseImpl.readEntity(HttpResponseImpl.java:127)	at org.openstack4j.core.transport.functions.ResponseToActionResponse.apply(ResponseToActionResponse.java:31)	at org.openstack4j.core.transport.functions.ResponseToActionResponse.apply(ResponseToActionResponse.java:22)	at org.openstack4j.core.transport.HttpEntityHandler.handle(HttpEntityHandler.java:36)	at org.openstack4j.connectors.httpclient.HttpResponseImpl.getEntity(HttpResponseImpl.java:65)	at org.openstack4j.openstack.internal.BaseOpenStackService$Invocation.execute(BaseOpenStackService.java:193)	at org.openstack4j.openstack.internal.BaseOpenStackService$Invocation.execute(BaseOpenStackService.java:187)	at org.openstack4j.openstack.identity.v3.internal.RoleServiceImpl.checkProjectUserRole(RoleServiceImpl.java:53)