ASMM in ActiveSpaces (AS) version 2.1.5 :Unsupported major.minor version 51.0 error.

ASMM in ActiveSpaces (AS) version 2.1.5 :Unsupported major.minor version 51.0 error.

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Article ID: KB0093396

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Updated On:

Products Versions
TIBCO ActiveSpaces -
Not Applicable -

Description

Description:

We are getting this error when starting ASMM.

-sh-4.1$ java -jar asmm.jar
****************************************************************
TIBCO ActiveSpaces Monitoring and Management
Enterprise Edition. Version: 2.1.5.012 20-Nov-2014 SVN Rev.25788
Copyright(c) 2009-2014 TIBCO Software Inc. All rights reserved
****************************************************************
[2015-01-05 14:21:53:903][INFO][startService][26]: Initializing ASMM monitoring services...
[2015-01-05T14:21:53.996][16405][140198475941632][WARNING][transport][TcpListenSocket.cpp:135][listen] loopback ip address chosen, this agent may not connect to remote agents
[2015-01-05T14:21:53.996][16405][140198475941632][INFO][transport] ip_address=127.0.0.1 port=30086
[2015-01-05T14:21:53.997][16405][140198009890560][INFO][] discovery 127.0.0.1:30086 resolved to 127.0.0.1:30086
[2015-01-05T14:21:58.998][16405][140198009890560][INFO][asmm.$gmp] -------------------------------
[2015-01-05T14:21:58.998][16405][140198009890560][INFO][asmm.$gmp] configuring new manager
[2015-01-05T14:21:58.998][16405][140198009890560][INFO][asmm.$gmp] manager = asmm-7f000001-7586 (7f000001-7586-54aae451-3e5, 127.0.0.1:30086)
[2015-01-05T14:21:58.998][16405][140198009890560][INFO][asmm.$gmp] self node = asmm-7f000001-7586 (7f000001-7586-54aae451-3e5, 127.0.0.1:30086)
[2015-01-05T14:21:58.998][16405][140198009890560][INFO][asmm.$gmp] local node is MANAGER now
[2015-01-05T14:21:58.998][16405][140198009890560][INFO][asmm.$gmp] -------------------------------
[2015-01-05T14:21:59.033][16405][140198475941632][INFO][asmm.metaspace] Connected metaspace name=[asmm], listen=[tcp://127.0.0.1:30086], discovery=[tcp://127.0.0.1:30086], member name=[asmm-7f000001-7586] version=2.1.5.012
[2015-01-05T14:21:59.040][16405][140197664651008][INFO][asmm.$members] member joined: asmm-7f000001-7586 (7f000001-7586-54aae451-3e5, 127.0.0.1:30086)
[2015-01-05 14:21:59:586][INFO][startService][28]: ASMM monitoring service started
[2015-01-05 14:21:59:589][INFO][run][55]: Statistics processor started
Exception in thread "main" java.lang.UnsupportedClassVersionError: org/eclipse/jetty/server/Connector : Unsupported major.minor version 51.0
        at java.lang.ClassLoader.defineClass1(Native Method)
        at java.lang.ClassLoader.defineClassCond(Unknown Source)
        at java.lang.ClassLoader.defineClass(Unknown Source)
        at java.security.SecureClassLoader.defineClass(Unknown Source)
        at java.net.URLClassLoader.defineClass(Unknown Source)
        at java.net.URLClassLoader.access$000(Unknown Source)
        at java.net.URLClassLoader$1.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at ASMMDeployer.main(ASMMDeployer.java:113)


Symptoms:
error will be shown when your trying to connect ASMM.

Cause:
JVM is running with JRE 1.6.

Resolution

The embedded Jetty server 9 used in ASMM in AS 2.1.5 requires JRE 1.7. Installation of JDK 1.7 or JRE 1.7 will resolve the issue.

Issue/Introduction

ASMM in ActiveSpaces (AS) version 2.1.5 :Unsupported major.minor version 51.0 error.

Additional Information

ASMM