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

via incubator-cloudstack-users-cn by qin wu, 2 years ago
via cloudstack-users-cn by qin wu, 1 year ago
java.lang.NullPointerException: 	at com.cloud.network.NetworkManagerImpl.allocate(NetworkManagerImpl.java:1535)	at com.cloud.utils.db.DatabaseCallback.intercept(DatabaseCallback.java:30)	at com.cloud.vm.VirtualMachineManagerImpl.allocate(VirtualMachineManagerImpl.java:280)	at com.cloud.utils.db.DatabaseCallback.intercept(DatabaseCallback.java:30)	at com.cloud.vm.UserVmManagerImpl.createVirtualMachine(UserVmManagerImpl.java:2465)	at com.cloud.utils.component.ComponentLocator$InterceptorDispatcher.intercept(ComponentLocator.java:1185)	at com.cloud.vm.UserVmManagerImpl.createAdvancedVirtualMachine(UserVmManagerImpl.java:2251)	at com.cloud.api.commands.DeployVMCmd.create(DeployVMCmd.java:388)	at com.cloud.api.ApiDispatcher.dispatchCreateCmd(ApiDispatcher.java:78)	at com.cloud.api.ApiServer.queueCommand(ApiServer.java:451)	at com.cloud.api.ApiServer.handleRequest(ApiServer.java:416)	at com.cloud.api.ApiServlet.processRequest(ApiServlet.java:300)	at com.cloud.api.ApiServlet.doGet(ApiServlet.java:59)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:555)	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)	at org.apache.coyote.http11.Http11NioProcessor.process(Http11NioProcessor.java:889)	at org.apache.coyote.http11.Http11NioProtocol$Http11ConnectionHandler.process(Http11NioProtocol.java:721)	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:2260)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)	at java.lang.Thread.run(Thread.java:679)