Remote calls failing intermittently for on demand AWS instance.

[Mark Ketchum]

Has anyone experienced something similar or know the cause? Couldn't find anything similar online.

This is a relatively simple job maven job that executes on an on-demand AWS instance. The job is configured to install jdk8 and maven as part of the job. These errors happen about 70% of the time.

Running Jenkins 2.73.3 with all plugins up to date.

Parsing POMs
ERROR: Failed to parse POMs
java.io.IOException: remote file operation failed: <https://myhost.com/job/Test%20Suite%20Source/job/myjob/ws/> at hudson.remoting.Channel@5c23ed67:Build Box (c4.xlarge) (i-0067f52119577f32c): java.io.IOException: Remote call on Build Box (c4.xlarge) (i-0067f52119577f32c) failed
        at hudson.FilePath.act(FilePath.java:994)
        at hudson.FilePath.act(FilePath.java:976)
        at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.parsePoms(MavenModuleSetBuild.java:986)
        at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.doRun(MavenModuleSetBuild.java:691)
        at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:496)
        at hudson.model.Run.execute(Run.java:1737)
        at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:543)
        at hudson.model.ResourceController.execute(ResourceController.java:97)
        at hudson.model.Executor.run(Executor.java:421)
Caused by: java.io.IOException: Remote call on Build Box (c4.xlarge) (i-0067f52119577f32c) failed
        at hudson.remoting.Channel.call(Channel.java:913)
        at hudson.FilePath.act(FilePath.java:987)
        ... 8 more
Caused by: java.lang.NoClassDefFoundError: org.apache.maven.wagon.providers.http.HttpWagon
        at java.lang.Class.getDeclaredConstructors0(Native Method)
        at java.lang.Class.privateGetDeclaredConstructors(Class.java:2671)
        at java.lang.Class.getDeclaredConstructors(Class.java:2020)
        at com.google.inject.spi.InjectionPoint.forConstructorOf(InjectionPoint.java:245)
        at com.google.inject.internal.ConstructorBindingImpl.create(ConstructorBindingImpl.java:99)
        at com.google.inject.internal.InjectorImpl.createUninitializedBinding(InjectorImpl.java:658)
        at com.google.inject.internal.InjectorImpl.createJustInTimeBinding(InjectorImpl.java:882)
        at com.google.inject.internal.InjectorImpl.createJustInTimeBindingRecursive(InjectorImpl.java:805)

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