Getting below error while installing Maven Plugins from Jenkins
2020-04-30 14:04:57.937+0000 [id=145] WARNING h.m.UpdateCenter$CompleteBatchJob#run: Failed to start some plugins java.lang.ClassNotFoundException: hudson.plugins.depgraph_view.model.graph.EdgeProvider at jenkins.util.AntClassLoader.findClassInComponents(AntClassLoader.java:1387) at jenkins.util.AntClassLoader.findClass(AntClassLoader.java:1342) at jenkins.util.AntClassLoader.loadClass(AntClassLoader.java:1089) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522) Caused: java.lang.NoClassDefFoundError: hudson/plugins/depgraph_view/model/graph/EdgeProvider at com.barchart.jenkins.cascade.GraphModule.configure(GraphModule.java:39) at com.google.inject.AbstractModule.configure(AbstractModule.java:62) at com.google.inject.spi.Elements$RecordingBinder.install(Elements.java:340) at com.google.inject.spi.Elements.getElements(Elements.java:110) at com.google.inject.internal.InjectorShell$Builder.build(InjectorShell.java:138) at com.google.inject.internal.InternalInjectorCreator.build(InternalInjectorCreator.java:104) at com.google.inject.internal.InjectorImpl.createChildInjector(InjectorImpl.java:226) at hudson.ExtensionFinder$GuiceFinder.refresh(ExtensionFinder.java:347) Caused: jenkins.ExtensionRefreshException at hudson.ExtensionFinder$GuiceFinder.refresh(ExtensionFinder.java:363) at jenkins.model.Jenkins.refreshExtensions(Jenkins.java:2745) at hudson.PluginManager.start(PluginManager.java:977) Caused: java.io.IOException: Failed to refresh extensions after installing some plugins at hudson.PluginManager.start(PluginManager.java:979) at hudson.model.UpdateCenter$CompleteBatchJob.run(UpdateCenter.java:2254) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) at hudson.remoting.AtmostOneThreadExecutor$Worker.run(AtmostOneThreadExecutor.java:111) at java.base/java.lang.Thread.run(Thread.java:832)
