java.lang.UnsupportedClassVersionError: com/sun/javafx/tools/ant/Permissions : Unsupported major.minor version 52.0

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This exception occurs when using an older version of java. Mainly when trying to run a jar compiled with a newer Java version in an older Java version. We can avoid this issue by executing the jar in the same version which it was compiled.

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via Stack Overflow by Masked Coder
, 1 year ago
com/sun/javafx/tools/ant/Permissions : Unsupported major.minor version 52.0
via qanda.ren by Unknown author, 1 year ago
via netbeans.org by Unknown author, 1 year ago
com/sun/javafx/tools/ant/Permissions : Unsupported major.minor version 52.0
via coderanch.com by Unknown author, 2 years ago
com/sun/javafx/tools/ant/Application : Unsupported major.minor version 52.0
via coderanch.com by Unknown author, 1 year ago
com/sun/javafx/tools/ant/Application : Unsupported major.minor version 52.0
via java-forum.org by Unknown author, 1 year ago
com/sun/javafx/tools/ant/Application : Unsupported major.minor version 52.0
java.lang.UnsupportedClassVersionError: com/sun/javafx/tools/ant/Permissions : Unsupported major.minor version 52.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
at org.apache.tools.ant.AntClassLoader.defineClassFromData(AntClassLoader.java:1136)
at org.apache.tools.ant.AntClassLoader.getClassFromStream(AntClassLoader.java:1307)
at org.apache.tools.ant.AntClassLoader.findClassInComponents(AntClassLoader.java:1362)
at org.apache.tools.ant.AntClassLoader.findClass(AntClassLoader.java:1323)
at org.apache.tools.ant.AntClassLoader.loadClass(AntClassLoader.java:1076)
at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:278)
at org.apache.tools.ant.taskdefs.Definer.addDefinition(Definer.java:579)
at org.apache.tools.ant.taskdefs.Definer.execute(Definer.java:237)
at org.apache.tools.ant.taskdefs.Antlib.execute(Antlib.java:180)
at org.apache.tools.ant.taskdefs.Definer.loadAntlib(Definer.java:428)
at org.apache.tools.ant.taskdefs.Definer.execute(Definer.java:277)
at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:292)
at sun.reflect.GeneratedMethodAccessor169.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
at org.apache.tools.ant.Task.perform(Task.java:348)
at org.apache.tools.ant.Target.execute(Target.java:435)
at org.apache.tools.ant.Target.performTasks(Target.java:456)
at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1393)
at org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:38)
at org.apache.tools.ant.Project.executeTargets(Project.java:1248)
at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:441)
at org.apache.tools.ant.taskdefs.CallTarget.execute(CallTarget.java:105)
at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:292)
at sun.reflect.GeneratedMethodAccessor169.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
at org.apache.tools.ant.Task.perform(Task.java:348)
at org.apache.tools.ant.Target.execute(Target.java:435)
at org.apache.tools.ant.Target.performTasks(Target.java:456)
at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1393)
at org.apache.tools.ant.Project.executeTarget(Project.java:1364)
at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
at org.apache.tools.ant.module.bridge.impl.BridgeImpl.run(BridgeImpl.java:286)
at org.apache.tools.ant.module.run.TargetExecutor.run(TargetExecutor.java:555)
at org.netbeans.core.execution.RunClassThread.run(RunClassThread.java:153)

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