In my experience, "bad runtime process port" usually indicates that something is writing to System.out. It seems the dev_appserver communicates to the spawned JVMs via stdin/stdout, and so any other messages interfere.
Brian. > On 26-Feb-2017, at 6:32 PM, 'Adam (Cloud Platform Support)' via Google App > Engine <google-appengine@googlegroups.com> wrote: > > We've seen this error occasionally but reproducing it has been hit or miss. > I'd advise filing an issue on the googleappengine issue tracker > <https://code.google.com/p/googleappengine/issues/list>and uploading a sample > app which exhibits the problem. If you provide a link to the issue I will > pick it up from there. > > On Saturday, February 25, 2017 at 12:07:47 PM UTC-5, Kevin Wise wrote: > I have an exceptionally strange situation. My web app, running on Guice in a > app engine standard environment, works fine in a development environment on > Linux or Mac, but doesn't work on Windows. The symptom is that when I try to > run the application, it appears to startup, but then always responds with a > 500 error. The log reports: > > ERROR 2017-02-24 15:06:29,865 http_proxy.py:116] bad runtime process port > [''] > INFO 2017-02-24 15:06:29,964 module.py:806] default: "GET / HTTP/1.1" 500 > 4379 > > Even stranger, the server returns the log file contents to the browser. Here > is a sample of the browser output: > > bad runtime process port [''] > > Feb 24, 2017 3:04:52 PM > com.google.appengine.tools.development.AbstractContainerService configure > WARNING: Null value for > containerConfigProperties.get(devappserver.portMappingProvider) > Feb 24, 2017 3:04:52 PM com.google.apphosting.utils.jetty.JettyLogger info > INFO: Logging to JettyLogger(null) via > com.google.apphosting.utils.jetty.JettyLogger > Feb 24, 2017 10:04:52 PM com.google.apphosting.utils.jetty.JettyLogger info > INFO: jetty-6.1.x > Feb 24, 2017 10:05:15 PM org.hibernate.validator.internal.util.Version > <clinit> > INFO: HV000001: Hibernate Validator 5.2.4.Final > Feb 24, 2017 10:05:19 PM > com.sun.jersey.guice.spi.container.GuiceComponentProviderFactory register > INFO: Registering com.fasterxml.jackson.jaxrs.json.JacksonJsonProvider as a > provider class > Feb 24, 2017 10:05:19 PM > com.sun.jersey.guice.spi.container.GuiceComponentProviderFactory register > INFO: Registering com.sample.health.HealthCheckResource as a root resource > class > Feb 24, 2017 10:05:19 PM > com.sun.jersey.guice.spi.container.GuiceComponentProviderFactory register > INFO: Registering com.example.appengine.helloworld.HelloResource as a root > resource class > Feb 24, 2017 10:05:19 PM > com.sun.jersey.guice.spi.container.GuiceComponentProviderFactory register > INFO: Registering com.sample.exception.ConflictExceptionMapper as a provider > class > Feb 24, 2017 10:05:19 PM > com.sun.jersey.guice.spi.container.GuiceComponentProviderFactory register > INFO: Registering com.sample.exception.IllegalArgumentExceptionMapper as a > provider class > Feb 24, 2017 10:05:19 PM > com.sun.jersey.guice.spi.container.GuiceComponentProviderFactory register > INFO: Registering com.sample.webjars.JaxRsWebjarsServlet as a root resource > class > Feb 24, 2017 10:05:19 PM > com.sun.jersey.server.impl.application.WebApplicationImpl _initiate > INFO: Initiating Jersey application, version 'Jersey: 1.19.3 10/24/2016 03:43 > PM' > Feb 24, 2017 10:05:19 PM > com.sun.jersey.guice.spi.container.GuiceComponentProviderFactory > getComponentProvider > INFO: Binding com.sample.exception.ConflictExceptionMapper to > GuiceManagedComponentProvider with the scope "Singleton" > Feb 24, 2017 10:05:19 PM > com.sun.jersey.guice.spi.container.GuiceComponentProviderFactory > getComponentProvider > INFO: Binding com.sample.exception.IllegalArgumentExceptionMapper to > GuiceManagedComponentProvider with the scope "Singleton" > Feb 24, 2017 10:05:19 PM > com.sun.jersey.guice.spi.container.GuiceComponentProviderFactory > getComponentProvider > INFO: Binding com.fasterxml.jackson.jaxrs.json.JacksonJsonProvider to > GuiceManagedComponentProvider with the scope "Singleton" > Feb 24, 2017 10:05:19 PM > com.sun.jersey.guice.spi.container.GuiceComponentProviderFactory > getComponentProvider > INFO: Binding com.sample.health.HealthCheckResource to > GuiceManagedComponentProvider with the scope "Singleton" > Feb 24, 2017 10:05:19 PM > com.sun.jersey.guice.spi.container.GuiceComponentProviderFactory > getComponentProvider > INFO: Binding com.example.appengine.helloworld.HelloResource to > GuiceManagedComponentProvider with the scope "Singleton" > Feb 24, 2017 10:05:19 PM > com.sun.jersey.guice.spi.container.GuiceComponentProviderFactory > getComponentProvider > INFO: Binding com.sample.webjars.JaxRsWebjarsServlet to > GuiceManagedComponentProvider with the scope "Singleton" > Feb 24, 2017 10:05:19 PM com.google.apphosting.utils.jetty.JettyLogger info > INFO: Started SelectChannelConnector@localhost:54117 > Feb 24, 2017 10:05:19 PM > com.google.appengine.tools.development.AbstractModule startup > INFO: Module instance default is running at http://localhost:54117/ > Feb 24, 2017 10:05:19 PM > com.google.appengine.tools.development.AbstractModule startup > INFO: The admin console is running at http://localhost:54117/_ah/admin > Feb 24, 2017 3:05:55 PM > com.google.appengine.tools.development.devappserver2.DevAppServer2Impl doStart > INFO: Dev App Server is now running > > I've been chasing the problem down all week. I started with the > helloworld-new-plugins sample project from Google (which worked). Then I > gradually added on layers of my app until it stopped working. Through trial > and error I discovered that it works if some of the bindings are commented > out. There are four bindings for exception mappings. If only one of the > exception mappers is bound, it works. Doesn't matter which one. There is > another binding for a resource class. If that is commented out, then I can > bind any two of the exception mappers. None of the other bindings seem to > have any effect. Keep in mind, this only happens on Windows-- all three > developers who tried on Windows got the same problem, and but it works fine > for both a Linux and a Mac developer. > > The other symptom is that it takes about 2 minutes to startup when it's not > working. When it works, it takes about 10 seconds or less. I tried profiling > using the IntelliJ profiler but couldn't get it to return results. I don't > know if that's a configuration problem, a bug in IntelliJ, or my lack of > experience running it. > > When it fails, it never hits the GuiceFilter, which makes me wonder if maybe > the problem isn't in the Java code, but somewhere else like in the python dev > server. I tried updating to the latest Google Cloud SDK but it didn't fix the > issue. I tried running the python commands directly, adding verbose output. > It produced too much output to be very useful, almost all during the first 10 > seconds or so. I tried bumping the Java logging level up but that didn't show > anything either. > > Has anyone seen anything remotely similar to this? Any ideas on where to go > from here? > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to google-appengine+unsubscr...@googlegroups.com > <mailto:google-appengine+unsubscr...@googlegroups.com>. > To post to this group, send email to google-appengine@googlegroups.com > <mailto:google-appengine@googlegroups.com>. > Visit this group at https://groups.google.com/group/google-appengine > <https://groups.google.com/group/google-appengine>. > To view this discussion on the web visit > https://groups.google.com/d/msgid/google-appengine/90621c54-58da-44b4-af3c-7c71dac4d81c%40googlegroups.com > > <https://groups.google.com/d/msgid/google-appengine/90621c54-58da-44b4-af3c-7c71dac4d81c%40googlegroups.com?utm_medium=email&utm_source=footer>. > For more options, visit https://groups.google.com/d/optout > <https://groups.google.com/d/optout>. -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. 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