MyEclipse安装出错,,求解

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MyEclips 2019.12.5版本和2018.12.0 版本安装都会出现问题,点开show,里面的errors.txt文件显示如下代码

下面是2019.12.5版本显示的错误

++ ERROR #1

Status ERROR: org.eclipse.equinox.p2.engine code=4 An error occurred while collecting items to be installed null children=[Status ERROR: org.eclipse.equinox.p2.engine code=0 session context was:(profile=com.genuitec.delivery.package.profile.2915-Enr-0574, phase=com.genuitec.pulse.installer.processor.offline.copybundled.CopyBundledCollect, operand=, action=). null Status ERROR: org.eclipse.equinox.p2.engine code=0 java/util/jar/Pack200 java.lang.NoClassDefFoundError: java/util/jar/Pack200]
Status ERROR: org.eclipse.equinox.p2.engine code=0 session context was:(profile=com.genuitec.delivery.package.profile.2915-Enr-0574, phase=com.genuitec.pulse.installer.processor.offline.copybundled.CopyBundledCollect, operand=, action=). null
Status ERROR: org.eclipse.equinox.p2.engine code=0 java/util/jar/Pack200 java.lang.NoClassDefFoundError: java/util/jar/Pack200
java.lang.NoClassDefFoundError: java/util/jar/Pack200
    at com.genuitec.pulse.installer.processor.offline.copybundled.CopyBundledCollect.transferPackedArtifact(Unknown Source)
    at com.genuitec.pulse.installer.processor.offline.copybundled.CopyBundledCollect.transferSingle(Unknown Source)
    at com.genuitec.pulse.installer.processor.offline.copybundled.CopyBundledCollect.completePhase(Unknown Source)
    at org.eclipse.equinox.internal.p2.engine.Phase.postPerform(Phase.java:251)
    at org.eclipse.equinox.internal.p2.engine.Phase.perform(Phase.java:101)
    at org.eclipse.equinox.internal.p2.engine.PhaseSet.perform(PhaseSet.java:47)
    at org.eclipse.equinox.internal.p2.engine.Engine.perform(Engine.java:75)
    at org.eclipse.equinox.internal.p2.engine.Engine.perform(Engine.java:44)
    at com.genuitec.pulse2.client.common.eclipseaccess.InterceptingEngine.perform(Unknown Source)
    at com.genuitec.pulse.installer.processor.offline.copybundled.CopyBundledArtifactsProcessor.runWithErrorHandling(Unknown Source)
    at com.genuitec.pulse.installer.processor.ProcessorWithFatalErrorHandling.run(Unknown Source)
    at com.genuitec.pulse.installer.module.ui.progress.GenericProgressPage$GenericProgressJob.runProgressWithCancelBlocking(Unknown Source)
    at com.genuitec.pulse.installer.module.ui.progress.GenericProgressPage$GenericProgressJob.run(Unknown Source)
    at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
Caused by: java.lang.ClassNotFoundException: java.util.jar.Pack200
    at java.base/java.lang.ClassLoader.findClass(ClassLoader.java:719)
    at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:589)
    at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
    at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:371)
    at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:364)
    at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:161)
    at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
    ... 14 more

++ END OF ERRORS

下面这个是2018.12.0版本显示的错误

++ ERROR #1

Status ERROR: org.eclipse.equinox.p2.engine code=4 An error occurred while collecting items to be installed null children=[Status ERROR: org.eclipse.equinox.p2.engine code=0 session context was:(profile=com.genuitec.delivery.package.profile.2915-Enr-0574, phase=com.genuitec.pulse.installer.processor.offline.copybundled.CopyBundledCollect, operand=, action=). null Status ERROR: org.eclipse.equinox.p2.engine code=0 java/util/jar/Pack200 java.lang.NoClassDefFoundError: java/util/jar/Pack200]
Status ERROR: org.eclipse.equinox.p2.engine code=0 session context was:(profile=com.genuitec.delivery.package.profile.2915-Enr-0574, phase=com.genuitec.pulse.installer.processor.offline.copybundled.CopyBundledCollect, operand=, action=). null
Status ERROR: org.eclipse.equinox.p2.engine code=0 java/util/jar/Pack200 java.lang.NoClassDefFoundError: java/util/jar/Pack200
java.lang.NoClassDefFoundError: java/util/jar/Pack200
    at com.genuitec.pulse.installer.processor.offline.copybundled.CopyBundledCollect.transferPackedArtifact(Unknown Source)
    at com.genuitec.pulse.installer.processor.offline.copybundled.CopyBundledCollect.transferSingle(Unknown Source)
    at com.genuitec.pulse.installer.processor.offline.copybundled.CopyBundledCollect.completePhase(Unknown Source)
    at org.eclipse.equinox.internal.p2.engine.Phase.postPerform(Phase.java:251)
    at org.eclipse.equinox.internal.p2.engine.Phase.perform(Phase.java:101)
    at org.eclipse.equinox.internal.p2.engine.PhaseSet.perform(PhaseSet.java:47)
    at org.eclipse.equinox.internal.p2.engine.Engine.perform(Engine.java:75)
    at org.eclipse.equinox.internal.p2.engine.Engine.perform(Engine.java:44)
    at com.genuitec.pulse2.client.common.eclipseaccess.InterceptingEngine.perform(Unknown Source)
    at com.genuitec.pulse.installer.processor.offline.copybundled.CopyBundledArtifactsProcessor.runWithErrorHandling(Unknown Source)
    at com.genuitec.pulse.installer.processor.ProcessorWithFatalErrorHandling.run(Unknown Source)
    at com.genuitec.pulse.installer.module.ui.progress.GenericProgressPage$GenericProgressJob.runProgressWithCancelBlocking(Unknown Source)
    at com.genuitec.pulse.installer.module.ui.progress.GenericProgressPage$GenericProgressJob.run(Unknown Source)
    at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
Caused by: java.lang.ClassNotFoundException: java.util.jar.Pack200
    at java.base/java.lang.ClassLoader.findClass(ClassLoader.java:719)
    at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:589)
    at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
    at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:371)
    at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:364)
    at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:161)
    at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
    ... 14 more

++ END OF ERRORS

求大佬救救孩子

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