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@scytacki
Created July 29, 2014 05:15
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java.lang.NullPointerException
at org.concord.sensor.pasco.PascoUsbSensorDevice.start(PascoUsbSensorDevice.java:236)
at org.concord.sensor.server.SensorStateManager$13.run(SensorStateManager.java:606)
at org.concord.sensor.server.SensorStateManager.execute(SensorStateManager.java:711)
at org.concord.sensor.server.SensorStateManager.executeAndWait(SensorStateManager.java:724)
at org.concord.sensor.server.SensorStateManager.readSingleValue(SensorStateManager.java:649)
at org.concord.sensor.server.SensorStateManager.access$1000(SensorStateManager.java:48)
at org.concord.sensor.server.SensorStateManager$7$1.run(SensorStateManager.java:328)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
at java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(ScheduledThreadPoolExecutor.java:98)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:204)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
at java.lang.Thread.run(Thread.java:695)
11972 [pool-2-thread-1] ERROR org.concord.sensor.server.SensorStateManager - Failed to read data from the device!
java.lang.RuntimeException: Error reading single value.
at org.concord.sensor.server.SensorStateManager.readSingleValue(SensorStateManager.java:651)
at org.concord.sensor.server.SensorStateManager.access$1000(SensorStateManager.java:48)
at org.concord.sensor.server.SensorStateManager$7$1.run(SensorStateManager.java:328)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
at java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(ScheduledThreadPoolExecutor.java:98)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:204)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
at java.lang.Thread.run(Thread.java:695)
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