Installieren von Jenkins auf dem Windows-Server

hallo Jungs könnt ihr mir bitte mit dem unten stehenden Fehler helfen (Jenkins können nicht unter Windows installiert werden)

fyi: ich habe jenkins von -> mirrors.jenkins.io/war installiert und installierte 1.454 in windows

INFO: Winstone shutdown successfully ←[31mMar 01, 2018 12:11:00 PM winstone.Logger logInternal SEVERE: Container startup failed java.io.IOException: Failed to start a listener: winstone.HttpListener at winstone.Launcher.spawnListener(Launcher.java:229) at winstone.Launcher.<init>(Launcher.java:181) at winstone.Launcher.main(Launcher.java:384) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at Main._main(Main.java:273) at Main.main(Main.java:98) Caused by: java.io.IOException: Failed to listen on port 8081 at winstone.HttpListener.getServerSocket(HttpListener.java:119) at winstone.HttpListener.start(HttpListener.java:72) at winstone.Launcher.spawnListener(Launcher.java:220) ... 8 more Caused by: java.net.BindException: Address already in use: JVM_Bind at java.net.DualStackPlainSocketImpl.bind0(Native Method) at java.net.DualStackPlainSocketImpl.socketBind(Unknown Source) at java.net.AbstractPlainSocketImpl.bind(Unknown Source) at java.net.PlainSocketImpl.bind(Unknown Source) at java.net.ServerSocket.bind(Unknown Source) at java.net.ServerSocket.<init>(Unknown Source) at java.net.ServerSocket.<init>(Unknown Source) at winstone.HttpListener.getServerSocket(HttpListener.java:114) ... 10 more  ←[0m←[31mMar 01, 2018 12:11:00 PM hudson.WebAppMain$2 run SEVERE: Failed to initialize Jenkins java.lang.InterruptedException at java.lang.Object.wait(Native Method) at java.lang.Object.wait(Object.java:503) at org.jvnet.hudson.reactor.Reactor.execute(Reactor.java:244) at jenkins.InitReactorRunner.run(InitReactorRunner.java:43) at jenkins.model.Jenkins.executeReactor(Jenkins.java:825) at jenkins.model.Jenkins.<init>(Jenkins.java:737) at hudson.model.Hudson.<init>(Hudson.java:81) at hudson.model.Hudson.<init>(Hudson.java:77) at hudson.WebAppMain$2.run(WebAppMain.java:217)  ←[0mException in thread "pool-2-thread-1" java.lang.NullPointerException at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:185) at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:94) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Exception in thread "pool-2-thread-2" java.lang.NullPointerException at org.jvnet.hudson.reactor.Reactor$1.run(Reactor.java:153) at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:94) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) 

nach wann ich versuche, meine Portnummer zu ändern durch: java -jar jenkins.war --httpport = 8800

Ich bekomme die folgende Fehlermeldung:

webroot: $ user.home / .jenkins Ausnahme im Thread "main" java.lang.reflect.InvocationTargetException um sun.reflect.NativeMethodAccessorImpl.invoke0 (native Methode) um sun.reflect.NativeMethodAccessorImpl.voke (unbekannte Quelle) in sun.reflect .DelegatingMethodAccessorImpl.invoke (unbekannte Quelle) bei java.lang.reflect.Method.invoke (unbekannte Quelle) bei Main._main (Main.java:273) bei Main.main (Main.java:98) Verursacht durch: java.lang .IllegalArgumentException: Nicht erkannte Option: --httpport = 9 119 in winstone.cmdline.CmdLineParser.parse (CmdLineParser.java:53) in winstone.Launcher.getArgsFromCommandLine (Launcher.java:391) in Winstone.Laach.java:391) : 359) ... 6 mehr