Oracle Java is proprietary but the reference version, hence why it's not
included...
Oracle Java (JDK) 7 / 8 / 9 Installer PPA : “WebUpd8” team - Launchpad
Dick
-------- Original message --------
From: Mikael Pesonen <[email protected]>
Date: 08/03/2016 9:47 am (GMT+00:00)
To: [email protected]
Subject: Re: Unsupported major.minor version 52.0
Thanks! Didn't realize that Ubuntu would include an old version. Getting
oracle-java8-installer fixed thing.
Br,
Mikael
On 8.3.2016 11:42, Stefan Scheffler wrote:
> Hi,
> Probably wrong java version. Try to use 1.8
>
> Am 08.03.2016 um 10:40 schrieb Mikael Pesonen:
>>
>> Hi,
>>
>> tried to run
>>
>> fuseki-server --update --mem /ds
>>
>> in apache-jena-fuseki-2.3.1
>>
>> and got this error
>>
>> Exception in thread "main" java.lang.UnsupportedClassVersionError:
>> org/apache/jena/fuseki/cmd/FusekiCmd : Unsupported major.minor
>> version 52.0
>> at java.lang.ClassLoader.defineClass1(Native Method)
>> at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
>> at
>> java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
>> at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
>> at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
>> at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
>> at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
>> at java.security.AccessController.doPrivileged(Native Method)
>> at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
>> at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
>> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
>> at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
>> at
>> sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482)
>>
>> System is clean install of Ubuntu 14.04.4 LTS
>>
>> java version "1.7.0_95"
>> OpenJDK Runtime Environment (IcedTea 2.6.4)
>> (7u95-2.6.4-0ubuntu0.14.04.1)
>> OpenJDK 64-Bit Server VM (build 24.95-b01, mixed mode)
>>
>>
>> Br,
>> Mikael
>>
>
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