Details
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Bug
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Resolution: Obsolete
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Major
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None
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7.3.0.CD16
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None
Description
intermittent NullPointerException when starting EAP with an application installed and the microprofile metrics extension + module defined.
Related wildfly issue:
https://issues.jboss.org/browse/WFLY-11814
2019-04-29 12:16:06,239 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-4) MSC000001: Failed to start service jboss.deployment.unit."vehicle.war".metrics: org.jboss.msc.service.StartException in service jboss.deployment.unit."vehicle.war".metrics: Failed to start service
at org.jboss.msc.service.ServiceControllerImpl$StartTask.execute(ServiceControllerImpl.java:1730)
at org.jboss.msc.service.ServiceControllerImpl$ControllerTask.run(ServiceControllerImpl.java:1558)
at org.jboss.threads.ContextClassLoaderSavingRunnable.run(ContextClassLoaderSavingRunnable.java:35)
at org.jboss.threads.EnhancedQueueExecutor.safeRun(EnhancedQueueExecutor.java:1982)
at org.jboss.threads.EnhancedQueueExecutor$ThreadBody.doRunTask(EnhancedQueueExecutor.java:1486)
at org.jboss.threads.EnhancedQueueExecutor$ThreadBody.run(EnhancedQueueExecutor.java:1377)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.NullPointerException
at org.wildfly.extension.microprofile.metrics.PrometheusCollector.addMetricFamilySampleSupplier(PrometheusCollector.java:32)
at org.wildfly.extension.microprofile.metrics.MetricCollector.collectResourceMetrics0(MetricCollector.java:157)
at org.wildfly.extension.microprofile.metrics.MetricCollector.collectResourceMetrics0(MetricCollector.java:166)
at org.wildfly.extension.microprofile.metrics.MetricCollector.collectResourceMetrics0(MetricCollector.java:166)
at org.wildfly.extension.microprofile.metrics.MetricCollector.collectResourceMetrics(MetricCollector.java:92)
at org.wildfly.extension.microprofile.metrics.deployment.DeploymentMetricService.start(DeploymentMetricService.java:54)
at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1738)
at org.jboss.msc.service.ServiceControllerImpl$StartTask.execute(ServiceControllerImpl.java:1700)
... 6 more
