我正在Windows 10 x64上尝试Iot服务器3.3.0。安装后，代理和物联网服务器正常启动，但是分析开始，并且在几秒钟内崩溃并显示以下错误。我尝试了火灾警报示例，但无法获取任何数据。 使用jDK 8u191，snappy java 1.1.1.7。
请帮助，我不知道在哪里挖。
[2018-12-04 12:50:00,085] [IoT-Analytics] ERROR {org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter} - Error in executing task: null
java.lang.NullPointerException
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeQuery(CarbonAnalyticsProcessorService.java:256)
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeScript(CarbonAnalyticsProcessorService.java:206)
at org.wso2.carbon.analytics.spark.core.AnalyticsTask.execute(AnalyticsTask.java:60)
at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:67)
at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
[2018-12-04 12:50:00,074] [IoT-Analytics] ERROR {org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter} - Error in executing task: null
java.lang.NullPointerException
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeQuery(CarbonAnalyticsProcessorService.java:256)
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeScript(CarbonAnalyticsProcessorService.java:206)
at org.wso2.carbon.analytics.spark.core.AnalyticsTask.execute(AnalyticsTask.java:60)
at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:67)
at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
[2018-12-04 12:50:00,066] [IoT-Analytics] ERROR {org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter} - Error in executing task: null
java.lang.NullPointerException
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeQuery(CarbonAnalyticsProcessorService.java:256)
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeScript(CarbonAnalyticsProcessorService.java:206)
at org.wso2.carbon.analytics.spark.core.AnalyticsTask.execute(AnalyticsTask.java:60)
at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:67)
at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
[2018-12-04 12:50:00,055] [IoT-Analytics] ERROR {org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter} - Error in executing task: null
java.lang.NullPointerException
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeQuery(CarbonAnalyticsProcessorService.java:256)
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeScript(CarbonAnalyticsProcessorService.java:206)
at org.wso2.carbon.analytics.spark.core.AnalyticsTask.execute(AnalyticsTask.java:60)
at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:67)
at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
[2018-12-04 12:50:00,046] [IoT-Analytics] ERROR {org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter} - Error in executing task: null
java.lang.NullPointerException
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeQuery(CarbonAnalyticsProcessorService.java:256)
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeScript(CarbonAnalyticsProcessorService.java:206)
at org.wso2.carbon.analytics.spark.core.AnalyticsTask.execute(AnalyticsTask.java:60)
at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:67)
at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
[2018-12-04 12:50:00,101] [IoT-Analytics] ERROR {org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter} - Error in executing task: null
java.lang.NullPointerException
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeQuery(CarbonAnalyticsProcessorService.java:256)
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeScript(CarbonAnalyticsProcessorService.java:206)
at org.wso2.carbon.analytics.spark.core.AnalyticsTask.execute(AnalyticsTask.java:60)
at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:67)
at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
[2018-12-04 12:55:00,019] [IoT-Analytics] ERROR {org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter} - Error in executing task: null
java.lang.NullPointerException
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeQuery(CarbonAnalyticsProcessorService.java:256)
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeScript(CarbonAnalyticsProcessorService.java:206)
at org.wso2.carbon.analytics.spark.core.AnalyticsTask.execute(AnalyticsTask.java:60)
at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:67)
at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
[2018-12-04 12:55:00,030] [IoT-Analytics] ERROR {org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter} - Error in executing task: null
java.lang.NullPointerException
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeQuery(CarbonAnalyticsProcessorService.java:256)
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeScript(CarbonAnalyticsProcessorService.java:206)
at org.wso2.carbon.analytics.spark.core.AnalyticsTask.execute(AnalyticsTask.java:60)
at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:67)
at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
[2018-12-04 12:55:00,044] [IoT-Analytics] ERROR {org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter} - Error in executing task: null
java.lang.NullPointerException
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeQuery(CarbonAnalyticsProcessorService.java:256)
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeScript(CarbonAnalyticsProcessorService.java:206)
at org.wso2.carbon.analytics.spark.core.AnalyticsTask.execute(AnalyticsTask.java:60)
at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:67)
at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
[2018-12-04 12:55:00,079] [IoT-Analytics] ERROR {org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter} - Error in executing task: null
java.lang.NullPointerException
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeQuery(CarbonAnalyticsProcessorService.java:256)
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeScript(CarbonAnalyticsProcessorService.java:206)
at org.wso2.carbon.analytics.spark.core.AnalyticsTask.execute(AnalyticsTask.java:60)
at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:67)
at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
[2018-12-04 12:55:00,071] [IoT-Analytics] ERROR {org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter} - Error in executing task: null
java.lang.NullPointerException
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeQuery(CarbonAnalyticsProcessorService.java:256)
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeScript(CarbonAnalyticsProcessorService.java:206)
at org.wso2.carbon.analytics.spark.core.AnalyticsTask.execute(AnalyticsTask.java:60)
at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:67)
at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
[2018-12-04 12:55:00,064] [IoT-Analytics] ERROR {org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter} - Error in executing task: null
java.lang.NullPointerException
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeQuery(CarbonAnalyticsProcessorService.java:256)
at org.wso2.carbon.analytics.spark.core.CarbonAnalyticsProcessorService.executeScript(CarbonAnalyticsProcessorService.java:206)
at org.wso2.carbon.analytics.spark.core.AnalyticsTask.execute(AnalyticsTask.java:60)
at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:67)
at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)