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Thread: JAVA Error

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i made simple java file t.
compiles, gives me following exception on runtime

code:
exception in thread "main" java.lang.unsupportedclassversionerror: t : unsupported major.minor version 51.0  	at java.lang.classloader.defineclass1(native method)  	at java.lang.classloader.defineclass(classloader.java:634)  	at java.security.secureclassloader.defineclass(secureclassloader.java:142)  	at java.net.urlclassloader.defineclass(urlclassloader.java:277)  	at java.net.urlclassloader.access$000(urlclassloader.java:73)  	at java.net.urlclassloader$1.run(urlclassloader.java:212)  	at java.security.accesscontroller.doprivileged(native method)  	at java.net.urlclassloader.findclass(urlclassloader.java:205)  	at java.lang.classloader.loadclass(classloader.java:321)  	at sun.misc.launcher$appclassloader.loadclass(launcher.java:294)  	at java.lang.classloader.loadclass(classloader.java:266)  not find main class: t. program exit.
is because have installed openjdk-7? searched ol , seems version problem.

have installed openjdk-7-jre , openjdk-7-jdk



Forum The Ubuntu Forum Community Ubuntu Official Flavours Support General Help [ubuntu] JAVA Error


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