Discussion :

[flamant]

Bonjour,
J'utilise la version 4.7.3 d' Eclipse. Je suis sous MAC. Jusqu'à hier tous mes projets étaient configuré avec Java 8. Hier, j'ai configuré un seul projet avec le JDK 11. Aujourd'hui, quand j'essaye d'ouvrir Eclipse, cela me donne l'erreur suivante:

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    !SESSION 2020-12-05 10:08:55.574 -----------------------------------------------
    eclipse.buildId=4.7.3.M20180330-0640
    java.version=11.0.9
    java.vendor=Oracle Corporation
    BootLoader constants: OS=macosx, ARCH=x86_64, WS=cocoa, NL=fr_FR
    Framework arguments:  -product org.eclipse.epp.package.jee.product -keyring /Users/admin/.eclipse_keyring
    Command-line arguments:  -os macosx -ws cocoa -arch x86_64 -product org.eclipse.epp.package.jee.product -keyring /Users/admin/.eclipse_keyring
 
    !ENTRY org.eclipse.core.net 1 0 2020-12-05 10:08:59.662
    !MESSAGE System property http.nonProxyHosts has been set to local|*.local|169.254/16|*.169.254/16 by an external source. This value will be overwritten using the values from the preferences
 
    !ENTRY org.eclipse.core.resources 2 10035 2020-12-05 10:09:05.489
    !MESSAGE The workspace exited with unsaved changes in the previous session; refreshing workspace to recover changes.
 
    !ENTRY org.eclipse.osgi 4 0 2020-12-05 10:09:06.389
    !MESSAGE Application error
    !STACK 1
    org.eclipse.e4.core.di.InjectionException: java.lang.NoClassDefFoundError: javax/annotation/PostConstruct
    	at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:410)
    	at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:318)
    	at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162)
    	at org.eclipse.e4.ui.internal.workbench.swt.E4Application.createDefaultHeadlessContext(E4Application.java:491)
    	at org.eclipse.e4.ui.internal.workbench.swt.E4Application.createDefaultContext(E4Application.java:505)
    	at org.eclipse.e4.ui.internal.workbench.swt.E4Application.createE4Workbench(E4Application.java:204)
    	at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:614)
    	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
    	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:594)
    	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148)
    	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:151)
    	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
    	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
    	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
    	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388)
    	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243)
    	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
    	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:653)
    	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590)
    	at org.eclipse.equinox.launcher.Main.run(Main.java:1499)
    Caused by: java.lang.NoClassDefFoundError: javax/annotation/PostConstruct
    	at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:124)
    	at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:399)
    	... 22 more
    Caused by: java.lang.ClassNotFoundException: javax.annotation.PostConstruct cannot be found by org.eclipse.e4.core.di_1.6.100.v20170421-1418
    	at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:433)
    	at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:395)
    	at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:387)
    	at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:150)
    	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
    	... 24 more

Voici mon fichier eclipse.ini

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    -startup
    ../Eclipse/plugins/org.eclipse.equinox.launcher_1.4.0.v20161219-1356.jar
    --launcher.library
    ../Eclipse/plugins/org.eclipse.equinox.launcher.cocoa.macosx.x86_64_1.1.551.v20171108-1834
    -product
    org.eclipse.epp.package.jee.product
    -showsplash
    org.eclipse.epp.package.common
    --launcher.defaultAction
    openFile
    --launcher.defaultAction
    openFile
    --launcher.appendVmargs
    -vmargs
    -Dosgi.requiredJavaVersion=1.8
    -Dosgi.instance.area.default=@user.home/eclipse-workspace
    -XX:+UseG1GC
    -XX:+UseStringDeduplication
    --add-modules=ALL-SYSTEM
    -XstartOnFirstThread
    -Dorg.eclipse.swt.internal.carbon.smallFonts
    -Dosgi.requiredJavaVersion=1.8
    -Xms2048m
    -Xmx6g
    --add-modules=ALL-SYSTEM
    -Xdock:icon=../Resources/Eclipse.icns
    -XstartOnFirstThread
    -Dorg.eclipse.swt.internal.carbon.smallFonts
    -javaagent:/Applications/Eclipse.app/Contents/Eclipse/lombok.jar

J'ai lu pas mal de chose sur internet, mais aucun ne m'a permis de résoudre mon problème

[flamant]

Re-bonjour,
j'ai upgradé Eclipse avec la dernière version 2020/09 et ça marche. La discussion est close