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java.lang.NullPointerException: null	at psiprobe.beans.ResourceResolverBean.lookupResource(ResourceResolverBean.java:142)	at psiprobe.beans.ResourceResolverBean.getApplicationResources(ResourceResolverBean.java:76)	at psiprobe.beans.ContainerWrapperBean.getGlobalDataSources(ContainerWrapperBean.java:229)	at psiprobe.beans.ContainerWrapperBean.getDataSources(ContainerWrapperBean.java:197)	at psiprobe.beans.stats.collectors.DatasourceStatsCollectorBean.collect(DatasourceStatsCollectorBean.java:61)	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:498)	at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269)	at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257)	at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75)	at org.quartz.core.JobRunShell.run(JobRunShell.java:202)	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573)