JDBC Communication error

Hi,
I am getting following error while executing the SQL query(Cursor)
org.springframework.batch.item.ItemStreamException : Failed to initialize the reader
at org.springframework.batch.item.support.AbstractIte mCountingItemStreamItemReader.open(AbstractItemCou ntingItemStreamItemReader.java:137)
at org.springframework.batch.item.support.CompositeIt emStream.open(CompositeItemStream.java:93)
at org.springframework.batch.core.step.item.ChunkMoni tor.open(ChunkMonitor.java:105)
at org.springframework.batch.item.support.CompositeIt emStream.open(CompositeItemStream.java:93)
at org.springframework.batch.core.step.tasklet.Taskle tStep.open(TaskletStep.java:301)
at org.springframework.batch.core.step.AbstractStep.e xecute(AbstractStep.java:192)
at org.springframework.batch.core.job.SimpleStepHandl er.handleStep(SimpleStepHandler.java:135)
at org.springframework.batch.core.job.flow.JobFlowExe cutor.executeStep(JobFlowExecutor.java:61)
at org.springframework.batch.core.job.flow.support.st ate.StepState.handle(StepState.java:60)
at org.springframework.batch.core.job.flow.support.Si mpleFlow.resume(SimpleFlow.java:144)
at org.springframework.batch.core.job.flow.support.Si mpleFlow.start(SimpleFlow.java:124)
at org.springframework.batch.core.job.flow.FlowJob.do Execute(FlowJob.java:135)
at org.springframework.batch.core.job.AbstractJob.exe cute(AbstractJob.java:281)
at org.springframework.batch.core.launch.support.Simp leJobLauncher$1.run(SimpleJobLauncher.java:120)
at org.springframework.core.task.SyncTaskExecutor.exe cute(SyncTaskExecutor.java:48)
at org.springframework.batch.core.launch.support.Simp leJobLauncher.run(SimpleJobLauncher.java:114)
at org.springframework.batch.core.launch.support.Comm andLineJobRunner.start(CommandLineJobRunner.java:3 49)
at org.springframework.batch.core.launch.support.Comm andLineJobRunner.main(CommandLineJobRunner.java:57 4)