After installation of Delivery Pipeline 1.0.1 (the latest at this time), I've got this error in Jenkins Logs and Delivery Pipeline doesn't work as expected.

The complete stack trace is the following :

May 25, 2017 7:20:25 AM jenkins.InitReactorRunner$1 onAttained
INFO: Listed all plugins
May 25, 2017 7:20:28 AM hudson.ExtensionFinder$GuiceFinder$SezpozModule configure
WARNING: Failed to load se.diabol.jenkins.pipeline.portlet.DeliveryPipelineViewPortlet$DescriptorImpl
java.lang.LinkageError: Failed to resolve class se.diabol.jenkins.pipeline.portlet.DeliveryPipelineViewPortlet$DescriptorImpl
{{ at hudson.ExtensionFinder$GuiceFinder$SezpozModule.resolve(ExtensionFinder.java:489)}}
{{ at hudson.ExtensionFinder$GuiceFinder$SezpozModule.configure(ExtensionFinder.java:506)}}
{{ at com.google.inject.AbstractModule.configure(AbstractModule.java:62)}}
{{ at com.google.inject.spi.Elements$RecordingBinder.install(Elements.java:340)}}
{{ at com.google.inject.spi.Elements.getElements(Elements.java:110)}}
{{ at com.google.inject.internal.InjectorShell$Builder.build(InjectorShell.java:138)}}
{{ at com.google.inject.internal.InternalInjectorCreator.build(InternalInjectorCreator.java:104)}}
{{ at com.google.inject.Guice.createInjector(Guice.java:96)}}
{{ at com.google.inject.Guice.createInjector(Guice.java:73)}}
{{ at hudson.ExtensionFinder$GuiceFinder.<init>(ExtensionFinder.java:280)}}
{{ at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)}}
{{ at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)}}
{{ at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)}}
{{ at java.lang.reflect.Constructor.newInstance(Constructor.java:423)}}
{{ at java.lang.Class.newInstance(Class.java:442)}}
{{ at net.java.sezpoz.IndexItem.instance(IndexItem.java:181)}}
{{ at hudson.ExtensionFinder$Sezpoz._find(ExtensionFinder.java:634)}}
{{ at hudson.ExtensionFinder$Sezpoz.find(ExtensionFinder.java:609)}}
{{ at hudson.ClassicPluginStrategy.findComponents(ClassicPluginStrategy.java:472)}}
{{ at hudson.ExtensionList.load(ExtensionList.java:365)}}
{{ at hudson.ExtensionList.ensureLoaded(ExtensionList.java:303)}}
{{ at hudson.ExtensionList.getComponents(ExtensionList.java:168)}}
{{ at jenkins.model.Jenkins$8.onInitMilestoneAttained(Jenkins.java:1120)}}
{{ at jenkins.InitReactorRunner$1.onAttained(InitReactorRunner.java:82)}}
{{ at org.jvnet.hudson.reactor.ReactorListener$Aggregator.onAttained(ReactorListener.java:104)}}
{{ at org.jvnet.hudson.reactor.Reactor$1.run(Reactor.java:176)}}
{{ at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:117)}}
{{ at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)}}
{{ at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)}}
{{ at java.lang.Thread.run(Thread.java:745)}}
Caused by: java.lang.TypeNotPresentException: Type hudson.plugins.view.dashboard.DashboardPortlet not present
{{ at sun.reflect.generics.factory.CoreReflectionFactory.makeNamedType(CoreReflectionFactory.java:117)}}
{{ at sun.reflect.generics.visitor.Reifier.visitClassTypeSignature(Reifier.java:125)}}
{{ at sun.reflect.generics.tree.ClassTypeSignature.accept(ClassTypeSignature.java:49)}}
{{ at sun.reflect.generics.visitor.Reifier.reifyTypeArguments(Reifier.java:68)}}
{{ at sun.reflect.generics.visitor.Reifier.visitClassTypeSignature(Reifier.java:138)}}
{{ at sun.reflect.generics.tree.ClassTypeSignature.accept(ClassTypeSignature.java:49)}}
{{ at sun.reflect.generics.repository.ClassRepository.getSuperclass(ClassRepository.java:90)}}
{{ at java.lang.Class.getGenericSuperclass(Class.java:777)}}
{{ at hudson.ExtensionFinder$GuiceFinder$SezpozModule.resolve(ExtensionFinder.java:470)}}
{{ ... 29 more}}
Caused by: java.lang.ClassNotFoundException: hudson.plugins.view.dashboard.DashboardPortlet
{{ at jenkins.util.AntClassLoader.findClassInComponents(AntClassLoader.java:1373)}}
{{ at jenkins.util.AntClassLoader.findClass(AntClassLoader.java:1326)}}
{{ at jenkins.util.AntClassLoader.loadClass(AntClassLoader.java:1079)}}
{{ at java.lang.ClassLoader.loadClass(ClassLoader.java:357)}}
{{ at java.lang.Class.forName0(Native Method)}}
{{ at java.lang.Class.forName(Class.java:348)}}
{{ at sun.reflect.generics.factory.CoreReflectionFactory.makeNamedType(CoreReflectionFactory.java:114)}}
{{ ... 37 more}}