com.intellij.diagnostic.PluginException: idea/plugin/psiviewer/controller/application/Configuration : Unsupported major.minor version 51.0 [Plugin: PsiViewer]

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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.

Solutions on the web

via GitHub by aewhite
, 1 year ago
idea/plugin/psiviewer/controller/application/Configuration : Unsupported major.minor version 51.0 [Plugin: PsiViewer]
via GitHub by schmunk42
, 2 years ago
com/neon/intellij/plugins/gitlab/controller/editor/GLEditorProvider : Unsupported major.minor version 51.0 [Plugin: com.neon.intellij.plugins.gitlab]
via GitHub by eumus
, 1 year ago
krasa/frameswitcher/FrameSwitcherApplicationComponent : Unsupported major.minor version 51.0 [Plugin: FrameSwitcher]
via GitHub by vbauer
, 2 years ago
gw/internal/plugin/ij/GosuSupportLoader : Unsupported major.minor version 51.0 [Plugin: Gosu Debugger]
via GitHub by dnno
, 9 months ago
com/github/kumaraman21/intellijbehave/template/JBehaveTemplateLoaderComponent : Unsupported major.minor version 51.0 [Plugin: jbehave-support-plugin]
via GitHub by jacobsenj
, 1 year ago
cc/takacs/php_codeverage_display/ApplicationPlugin : Unsupported major.minor version 51.0 [Plugin: PHPUnit code coverage]
java.lang.UnsupportedClassVersionError: idea/plugin/psiviewer/controller/application/Configuration : Unsupported major.minor version 51.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(
at java.lang.ClassLoader.defineClass(
at java.lang.ClassLoader.defineClass(
at com.intellij.util.lang.UrlClassLoader._defineClass(
at com.intellij.util.lang.UrlClassLoader.defineClass(
at java.lang.ClassLoader.loadClass(
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(
at com.intellij.openapi.components.impl.ComponentManagerImpl$ComponentsRegistry.a(
at com.intellij.openapi.components.impl.ComponentManagerImpl$ComponentsRegistry.a(
at com.intellij.openapi.components.impl.ComponentManagerImpl$ComponentsRegistry.access$000(
at com.intellij.openapi.components.impl.ComponentManagerImpl.a(
at com.intellij.openapi.components.impl.ComponentManagerImpl.init(
at com.intellij.openapi.components.impl.stores.ApplicationStoreImpl.load(
at com.intellij.openapi.application.impl.ApplicationImpl.load(
at java.awt.event.InvocationEvent.dispatch(
at java.awt.EventQueue.dispatchEventImpl(
at java.awt.EventQueue.access$400(
at java.awt.EventQueue$
at java.awt.EventQueue$
at Method)
at java.awt.EventQueue.dispatchEvent(
at com.intellij.ide.IdeEventQueue.e(
at com.intellij.ide.IdeEventQueue._dispatchEvent(
at java.awt.EventDispatchThread.pumpOneEventForFilters(
at java.awt.EventDispatchThread.pumpEventsForFilter(
at java.awt.EventDispatchThread.pumpEventsForHierarchy(
at java.awt.EventDispatchThread.pumpEvents(
at java.awt.EventDispatchThread.pumpEvents(

Users with the same issue

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