[jbpm-issues] [JBoss JIRA] Updated: (JBPM-3055) jbpm.persistence.JbpmPersistenceException: couldn't assign id to org.jbpm.graph.exe.ProcessInstance

[ https://issues.jboss.org/browse/JBPM-3055?page=com.atlassian.jira.plugin.... ] 威 宋 updated JBPM-3055: ---------------------- Description: I've been got this exception org.jbpm.persistence.JbpmPersistenceException: couldn't assign id to org.jbpm.graph.exe.ProcessInstance@1db8d2b at org.jbpm.persistence.db.DbPersistenceService.assignId(DbPersistenceService.java:226) at org.jbpm.svc.Services.assignId(Services.java:235) at org.jbpm.graph.exe.ProcessInstance.<init>(ProcessInstance.java:95) at com.forgon.workflow.util.WorkflowUtil.initProcessInstance(WorkflowUtil.java:207) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307) at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:182) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149) at org.springframework.security.intercept.method.aopalliance.MethodSecurityInterceptor.invoke(MethodSecurityInterceptor.java:66) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:106) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204) at $Proxy58.initProcessInstance(Unknown Source) at com.forgon.csair.training.traininginstance.controller.TrainingInstanceFormController.onBind(TrainingInstanceFormController.java:73) at org.springframework.web.servlet.mvc.BaseCommandController.bindAndValidate(BaseCommandController.java:392) at org.springframework.web.servlet.mvc.AbstractFormController.handleRequestInternal(AbstractFormController.java:263) at org.springframework.web.servlet.mvc.AbstractController.handleRequest(AbstractController.java:153) It doesn't happen everytime when I submit the form,sometimes there's no exceptions,sometimes there is. is there anyone can help me with this question? was: I've been got this exception org.jbpm.persistence.JbpmPersistenceException: couldn't assign id to org.jbpm.graph.exe.ProcessInstance@1db8d2b at org.jbpm.persistence.db.DbPersistenceService.assignId(DbPersistenceService.java:226) at org.jbpm.svc.Services.assignId(Services.java:235) at org.jbpm.graph.exe.ProcessInstance.<init>(ProcessInstance.java:95) at com.forgon.workflow.util.WorkflowUtil.initProcessInstance(WorkflowUtil.java:207) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307) at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:182) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149) at org.springframework.security.intercept.method.aopalliance.MethodSecurityInterceptor.invoke(MethodSecurityInterceptor.java:66) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:106) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204) at $Proxy58.initProcessInstance(Unknown Source) at com.forgon.csair.training.traininginstance.controller.TrainingInstanceFormController.onBind(TrainingInstanceFormController.java:73) at org.springframework.web.servlet.mvc.BaseCommandController.bindAndValidate(BaseCommandController.java:392) at org.springframework.web.servlet.mvc.AbstractFormController.handleRequestInternal(AbstractFormController.java:263) at org.springframework.web.servlet.mvc.AbstractController.handleRequest(AbstractController.java:153) is there anyone can help me with this question? -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira