On 19/10/16 15:51, Sandor Kopacsi wrote:
Thanks, ok, but do they require Java 8?

Yes.

https://jena.apache.org/download/

"Jena requires Java8 (from Jena version 3.0.0 onwards)."

        Andy



Am 19.10.2016 um 16:19 schrieb Andy Seaborne:


On 19/10/16 15:10, Sandor Kopacsi wrote:
Dear Dick,

You are right. I have Java version 1.6.0_37 and the exception says:

"minor version 52.0"

Am I right, that Fuseki 1.3 requires Java 8 (that I used previously)?

The latest version is 1.4 ... and there is Fuseki 2 ... 2.4.0

the Java version to Java 6, which is the pre set or automatic version.

Now I switched to Java 8, and now it works.

How can avoid this problem next time? Fuseki takes into consideration
the JAVA_HOME system variable? If yes, how and where should I set it? In
a starting script of Fuseki?

Thanks and best regards,
Sandor

Am 19.10.2016 um 15:36 schrieb Dick Murray:
Hi.

Check what version of JRE you have with java -version

dick@Dick-M3800:~$ java -version
java version "1.8.0_101"
Java(TM) SE Runtime Environment (build 1.8.0_101-b13)
Java HotSpot(TM) 64-Bit Server VM (build 25.101-b13, mixed mode)

Your exception should say what version it is having trouble with...

Java SE 9 = 53,
Java SE 8 = 52,
Java SE 7 = 51,
Java SE 6.0 = 50,
Java SE 5.0 = 49,
JDK 1.4 = 48,
JDK 1.3 = 47,
JDK 1.2 = 46,
JDK 1.1 = 45


On 19 October 2016 at 14:32, Sandor Kopacsi
<sandor.kopa...@univie.ac.at>
wrote:

Dear List Members,

I wanted to start Fuseki 1.3.0 for test purposes, but I got an
exception
in thread "main" java.lang.UnsupportedClassVersionError:
org/apache/jena/fuseki/FusekiCmd : Unsupported major.

I do not want to update Fuseki by all means, I just wanted to try
something in this test environment.
It worked so far well, and I did not changed (deliberately) anything.

What can be the reason for that, and what should I do?

Thank you in advance and best regards,
Sandor

--
Dr. Sandor Kopacsi
IT Software Designer

Vienna University Computer Center




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