java.lang.NullPointerException: This exception has no message.

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java.lang.NullPointerException:
at com.vaau.rbacx.idc.util.IDCUtil.getRoleWithPolicies(IDCUtil.java:875)
at com.vaau.rbacx.idc.service.support.impl.UserCertificationHelperImpl.createUserCertification(UserCertificationHelperImpl.java:146)
at sun.reflect.GeneratedMethodAccessor446.invoke(Unknown Source)
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.aop.framework.adapter.AfterReturningAdviceInterceptor.invoke(AfterReturningAdviceInterceptor.java:50)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
at com.vaau.rbacx.idc.service.impl.RbacxIDCServiceImpl.createUserEntitlementCertifications(RbacxIDCServiceImpl.java:843)
at com.vaau.rbacx.idc.service.impl.RbacxIDCServiceImpl.createUserCertificationsBySelectedUsers(RbacxIDCServiceImpl.java:1036)
at com.vaau.rbacx.idc.service.impl.RbacxIDCServiceImpl.createUserCertificationsBySelectedUsers(RbacxIDCServiceImpl.java:919)
at sun.reflect.GeneratedMethodAccessor445.invoke(Unknown Source)
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.security.intercept.method.aopalliance.MethodSecurityInterceptor.invoke(MethodSecurityInterceptor.java:66)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
at com.vaau.rbacx.eventlistener.service.EventListenerServiceImpl.executeAction(EventListenerServiceImpl.java:711)
at com.vaau.rbacx.eventlistener.service.EventListenerServiceImpl.fireEventTrigger(EventListenerServiceImpl.java:527)
at sun.reflect.GeneratedMethodAccessor284.invoke(Unknown Source)
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:171)
at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
at com.vaau.rbacx.scheduling.executor.eventlistener.EventTriggerJobExecutor.execute(EventTriggerJobExecutor.java:27)
at com.vaau.rbacx.scheduling.manager.providers.quartz.jobs.AbstractJob.execute(AbstractJob.java:72)
at org.quartz.core.JobRunShell.run(JobRunShell.java:202)

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