Radix IoT Website Mango 3 Documentation Website Mango 4 Documentation Website Mango 5 Documentation Website
    • Recent
    • Tags
    • Popular
    • Register
    • Login

    Please Note This forum exists for community support for the Mango product family and the Radix IoT Platform. Although Radix IoT employees participate in this forum from time to time, there is no guarantee of a response to anything posted here, nor can Radix IoT, LLC guarantee the accuracy of any information expressed or conveyed. Specific project questions from customers with active support contracts are asked to send requests to support@radixiot.com.

    Radix IoT Website Mango 4 Documentation Website Mango 5 Documentation Website Radix IoT LinkedIn

    IllegalStateException No Server ALPNProcessors!

    Scheduled Pinned Locked Moved User help
    1 Posts 1 Posters 2.3k Views 1 Watching
    Loading More Posts
    • Oldest to Newest
    • Newest to Oldest
    • Most Votes
    Reply
    • Reply as topic
    Log in to reply
    This topic has been deleted. Only users with topic management privileges can see it.
    • phildunlapP Offline
      phildunlap
      last edited by phildunlap

      I recently received an email with an exception like,

      WARN  2018-10-17T09:58:38,483 (com.serotonin.m2m2.Lifecycle.webServerInitialize:940) - ALPN is enabled in env.properties but couldn't be loaded
java.lang.IllegalStateException: No Server ALPNProcessors!
        at org.eclipse.jetty.alpn.server.ALPNServerConnectionFactory.<init>(ALPNServerConnectionFactory.java:53) ~[jetty-alpn-server-9.4.11.v20180605.jar:9.4.11.v20180605]
        at com.serotonin.m2m2.Lifecycle.webServerInitialize(Lifecycle.java:938) ~[ma-priv-3.5.2.jar:?]
        at com.serotonin.m2m2.Lifecycle.initialize(Lifecycle.java:234) ~[ma-priv-3.5.2.jar:?]
        at com.serotonin.m2m2.Main.main(Main.java:138) ~[ma-priv-3.5.2.jar:?]
        Suppressed: java.lang.UnsupportedClassVersionError: org/eclipse/jetty/alpn/java/server/JDK9ServerALPNProcessor has been compiled by a more recent version of the Java Runtime (class file version 53.0), this version of the Java Runtime only recognizes class file versions up to 52.0
                at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.8.0_162]
                at java.lang.ClassLoader.defineClass(ClassLoader.java:763) ~[?:1.8.0_162]
                at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.8.0_162]
                at java.net.URLClassLoader.defineClass(URLClassLoader.java:467) ~[?:1.8.0_162]
                at java.net.URLClassLoader.access$100(URLClassLoader.java:73) ~[?:1.8.0_162]
                at java.net.URLClassLoader$1.run(URLClassLoader.java:368) ~[?:1.8.0_162]
                at java.net.URLClassLoader$1.run(URLClassLoader.java:362) ~[?:1.8.0_162]
                at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_162]
                at java.net.URLClassLoader.findClass(URLClassLoader.java:361) ~[?:1.8.0_162]
                at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_162]
                at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:338) ~[?:1.8.0_162]
                at java.lang.ClassLoader.loadClass(ClassLoader.java:411) ~[?:1.8.0_162]
                at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_162]
                at java.lang.Class.forName0(Native Method) ~[?:1.8.0_162]
                at java.lang.Class.forName(Class.java:348) ~[?:1.8.0_162]
                at java.util.ServiceLoader$LazyIterator.nextService(ServiceLoader.java:370) ~[?:1.8.0_162]
                at java.util.ServiceLoader$LazyIterator.next(ServiceLoader.java:404) ~[?:1.8.0_162]
                at java.util.ServiceLoader$1.next(ServiceLoader.java:480) ~[?:1.8.0_162]
                at org.eclipse.jetty.alpn.server.ALPNServerConnectionFactory.<init>(ALPNServerConnectionFactory.java:60) ~[jetty-alpn-server-9.4.11.v20180605.jar:9.4.11.v20180605]
                at com.serotonin.m2m2.Lifecycle.webServerInitialize(Lifecycle.java:938) ~[ma-priv-3.5.2.jar:?]
                at com.serotonin.m2m2.Lifecycle.initialize(Lifecycle.java:234) ~[ma-priv-3.5.2.jar:?]
                at com.serotonin.m2m2.Main.main(Main.java:138) ~[ma-priv-3.5.2.jar:?]
        Suppressed: java.lang.IllegalStateException: org.eclipse.jetty.alpn.ALPN must be on JVM boot classpath
                at org.eclipse.jetty.alpn.openjdk8.server.OpenJDK8ServerALPNProcessor.init(OpenJDK8ServerALPNProcessor.java:45) ~[jetty-alpn-openjdk8-server-9.4.11.v20180605.jar:9.4.11.v20180605]
                at org.eclipse.jetty.alpn.server.ALPNServerConnectionFactory.<init>(ALPNServerConnectionFactory.java:72) ~[jetty-alpn-server-9.4.11.v20180605.jar:9.4.11.v20180605]
                at com.serotonin.m2m2.Lifecycle.webServerInitialize(Lifecycle.java:938) ~[ma-priv-3.5.2.jar:?]
                at com.serotonin.m2m2.Lifecycle.initialize(Lifecycle.java:234) ~[ma-priv-3.5.2.jar:?]
                at com.serotonin.m2m2.Main.main(Main.java:138) ~[ma-priv-3.5.2.jar:?]

      which is caused if you have ALPN and SSL enabled, but haven't moved the appropriate Mango/bin/ext-available/enable-alpn script into Mango/bin/ext-enabled/ to specify the Mango/boot/jetty-alpn-agent.jar as a java agent.

      1 Reply Last reply Reply Quote 0

      Hello! It looks like you're interested in this conversation, but you don't have an account yet.

      Getting fed up of having to scroll through the same posts each visit? When you register for an account, you'll always come back to exactly where you were before, and choose to be notified of new replies (either via email, or push notification). You'll also be able to save bookmarks and upvote posts to show your appreciation to other community members.

      With your input, this post could be even better 💗

      Register Login
      • First post
        Last post