Plugin 'com.intellij.plugin.adernov.powershell' failed to initialize

[tek0011]

Plugin 'com.intellij.plugin.adernov.powershell' failed to initialize and will be disabled.  Please restart IntelliJ IDEA.

java.lang.AbstractMethodError: Method com/intellij/plugin/powershell/lang/lsp/LSPInitMain.getComponentName()Ljava/lang/String; is abstract
    at com.intellij.plugin.powershell.lang.lsp.LSPInitMain.getComponentName(LSPInitMain.kt)
    at com.intellij.openapi.components.impl.ComponentManagerImpl.b(ComponentManagerImpl.java:417)
    at com.intellij.openapi.components.impl.ComponentManagerImpl.access$300(ComponentManagerImpl.java:58)
    at com.intellij.openapi.components.impl.ComponentManagerImpl$ComponentConfigComponentAdapter.getComponentInstance(ComponentManagerImpl.java:482)
    at com.intellij.openapi.components.impl.ComponentManagerImpl.createComponents(ComponentManagerImpl.java:120)
    at com.intellij.openapi.application.impl.ApplicationImpl.a(ApplicationImpl.java:466)
    at com.intellij.openapi.progress.impl.CoreProgressManager.a(CoreProgressManager.java:176)
    at com.intellij.openapi.progress.impl.CoreProgressManager.a(CoreProgressManager.java:556)
    at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:501)
    at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:66)
    at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:163)
    at com.intellij.openapi.application.impl.ApplicationImpl.createComponents(ApplicationImpl.java:473)
    at com.intellij.openapi.components.impl.ComponentManagerImpl.init(ComponentManagerImpl.java:104)
    at com.intellij.openapi.application.impl.ApplicationImpl.load(ApplicationImpl.java:425)
    at com.intellij.openapi.application.impl.ApplicationImpl.load(ApplicationImpl.java:411)
    at com.intellij.idea.IdeaApplication.run(IdeaApplication.java:203)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at com.intellij.idea.MainImpl$1$1.a(MainImpl.java:63)
    at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
    at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:762)
    at java.awt.EventQueue.access$500(EventQueue.java:98)
    at java.awt.EventQueue$3.run(EventQueue.java:715)
    at java.awt.EventQueue$3.run(EventQueue.java:709)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
    at java.awt.EventQueue.dispatchEvent(EventQueue.java:732)
    at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:343)
    at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
    at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
    at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
    at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)

After installing the plugin and attempting to launch IJ.

IntelliJ IDEA 2017.1.5
Build #IU-171.4694.70, built on July 4, 2017
Licensed to Dell, Inc. / Jeff Sparrow
You have a perpetual fallback license for this version
Subscription is active until April 21, 2020
JRE: 1.8.0_112-release-736-b21 amd64
JVM: OpenJDK 64-Bit Server VM by JetBrains s.r.o
Windows 7 6.1