HI CA APM Members,
Any one came across this error and resolution. Need help troubleshoot and fix this issue on the EM collectors
11/25/20 11:27:30.004 AM EST [ERROR] [Harvest Engine Pooled Worker] [Manager] Unable to process data for [com.wily.introscope.spec.server.beans.metricdata.TimeslicedResultSet@6bd65a27|stop time: 1606321650000, freq: 15 sec, cnt: 0]
java.lang.NullPointerException
at com.wily.rave.server.storage.perst.PerstAgentStorageHandler.getCreateDataSource(PerstAgentStorageHandler.java:558)
at com.wily.rave.server.storage.perst.PerstAgentStorageHandler.getNumDataPoints(PerstAgentStorageHandler.java:646)
at com.wily.rave.server.storage.perst.PerstStorageHandler.getNumDataPoints(PerstStorageHandler.java:311)
at com.wily.rave.server.storage.Connection.getNumDataPoints(Connection.java:193)
at com.wily.rave.server.storage.ConnectionSupportabilityHelper$1.sample(ConnectionSupportabilityHelper.java:78)
at com.wily.introscope.server.beans.supportability.SampledLongSupportabilityMetric.harvest(SampledLongSupportabilityMetric.java:34)
at com.wily.introscope.server.beans.supportability.SupportabilityBean$RegularEMCalculator.addRegisteredSupportabilityMetrics(SupportabilityBean.java:778)
at com.wily.introscope.server.beans.supportability.SupportabilityBean$RegularEMCalculator.handleData(SupportabilityBean.java:1257)
at com.wily.introscope.server.beans.metriccalculator.MetricCalculatorBean$RegisteredCalculator.handleData(MetricCalculatorBean.java:1185)
at com.wily.introscope.spec.server.beans.metricdata.AMetricDataNotification.handleData(AMetricDataNotification.java:37)
at com.wily.introscope.server.beans.metricdata.live.AsyncQueryTracker.stopHarvest(AsyncQueryTracker.java:353)
at com.wily.introscope.server.beans.metriccalculator.MetricCalculatorBean$RegisteredCalculator.run(MetricCalculatorBean.java:872)
at com.wily.EDU.oswego.cs.dl.util.concurrent.PooledExecutor$Worker.run(PooledExecutor.java:728)
at java.lang.Thread.run(Thread.java:745)