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    <title>question Re: unable to connect spark history server ui after kerberos security enabled ? in Support Questions</title>
    <link>https://community.cloudera.com/t5/Support-Questions/unable-to-connect-spark-history-server-ui-after-kerberos/m-p/279794#M208467</link>
    <description>&lt;P&gt;PFA the below error logs :&lt;/P&gt;&lt;P&gt;19/10/09 16:09:32 DEBUG ServletHandler: chain=org.apache.hadoop.security.authentication.server.AuthenticationFilter-418c020b-&amp;gt;org.apache.spark.ui.JettyUtils$$anon$3-75e710b@986efce7==org.apache.spark.ui.JettyUtils$$anon$3,jsp=null,order=-1,inst=true&lt;BR /&gt;19/10/09 16:09:32 DEBUG ServletHandler: call filter org.apache.hadoop.security.authentication.server.AuthenticationFilter-418c020b&lt;BR /&gt;19/10/09 16:09:32 DEBUG AuthenticationFilter: Got token null from httpRequest &lt;A href="http://ip-10-0-10-184.amer.o9solutions.local:18081/" target="_blank" rel="noopener"&gt;http://ip-10-0-10.184. ************:18081/&lt;/A&gt;&lt;BR /&gt;19/10/09 16:09:32 DEBUG AuthenticationFilter: Request [&lt;A href="http://ip-10-0-10-184.*****:18081/" target="_blank" rel="noopener"&gt;http://ip-10-0-10-184.*****:18081/&lt;/A&gt;] triggering authentication. handler: class org.apache.hadoop.security.authentication.server.KerberosAuthenticationHandler&lt;BR /&gt;19/10/09 16:09:32 DEBUG AuthenticationFilter: Authentication exception: java.lang.IllegalArgumentException&lt;BR /&gt;org.apache.hadoop.security.authentication.client.AuthenticationException: java.lang.IllegalArgumentException&lt;BR /&gt;at org.apache.hadoop.security.authentication.server.KerberosAuthenticationHandler.authenticate(KerberosAuthenticationHandler.java:306)&lt;BR /&gt;at org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:536)&lt;BR /&gt;at org.spark_project.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1759)&lt;BR /&gt;at org.spark_project.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:582)&lt;BR /&gt;at org.spark_project.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1180)&lt;BR /&gt;at org.spark_project.jetty.servlet.ServletHandler.doScope(ServletHandler.java:512)&lt;BR /&gt;at org.spark_project.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1112)&lt;BR /&gt;at org.spark_project.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)&lt;BR /&gt;at org.spark_project.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:493)&lt;BR /&gt;at org.spark_project.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:213)&lt;BR /&gt;at org.spark_project.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134)&lt;BR /&gt;at org.spark_project.jetty.server.Server.handle(Server.java:539)&lt;BR /&gt;at org.spark_project.jetty.server.HttpChannel.handle(HttpChannel.java:333)&lt;BR /&gt;at org.spark_project.jetty.server.HttpConnection.onFillable(HttpConnection.java:251)&lt;BR /&gt;at org.spark_project.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:283)&lt;BR /&gt;at org.spark_project.jetty.io.FillInterest.fillable(FillInterest.java:108)&lt;BR /&gt;at org.spark_project.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:93)&lt;BR /&gt;at org.spark_project.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:303)&lt;BR /&gt;at org.spark_project.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)&lt;BR /&gt;at org.spark_project.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)&lt;BR /&gt;at org.spark_project.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)&lt;BR /&gt;at org.spark_project.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)&lt;BR /&gt;at java.lang.Thread.run(Thread.java:748)&lt;BR /&gt;Caused by: java.lang.IllegalArgumentException&lt;BR /&gt;at java.nio.Buffer.limit(Buffer.java:275)&lt;BR /&gt;at org.apache.hadoop.security.authentication.util.KerberosUtil$DER.&amp;lt;init&amp;gt;(KerberosUtil.java:365)&lt;BR /&gt;at org.apache.hadoop.security.authentication.util.KerberosUtil$DER.&amp;lt;init&amp;gt;(KerberosUtil.java:358)&lt;BR /&gt;at org.apache.hadoop.security.authentication.util.KerberosUtil.getTokenServerName(KerberosUtil.java:291)&lt;BR /&gt;at org.apache.hadoop.security.authentication.server.KerberosAuthenticationHandler.authenticate(KerberosAuthenticationHandler.java:285)&lt;BR /&gt;... 22 more&lt;BR /&gt;19/10/09 16:09:32 DEBUG GzipHttpOutputInterceptor: org.spark_project.jetty.server.handler.gzip.GzipHttpOutputInterceptor@17d4d832 exclude by status 403&lt;BR /&gt;19/10/09 16:09:32 DEBUG HttpChannel: sendResponse info=null content=HeapByteBuffer@26ea8849[p=0,l=365,c=32768,r=365]={&amp;lt;&amp;lt;&amp;lt;&amp;lt;html&amp;gt;\n&amp;lt;head&amp;gt;\n&amp;lt;me.../body&amp;gt;\n&amp;lt;/html&amp;gt;\n&amp;gt;&amp;gt;&amp;gt;\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00...\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00} complete=true committing=true callback=Blocker@137652aa{null}&lt;BR /&gt;19/10/09 16:09:32 DEBUG HttpChannel: COMMIT for / on HttpChannelOverHttp@4d71d816{r=2,c=true,a=DISPATCHED,uri=//ip-10-0-10-184.******:18081/}&lt;BR /&gt;403 java.lang.IllegalArgumentException HTTP/1.1&lt;BR /&gt;Date: Wed, 09 Oct 2019 16:09:32 GMT&lt;BR /&gt;Set-Cookie: hadoop.auth=; HttpOnly&lt;BR /&gt;Cache-Control: must-revalidate,no-cache,no-store&lt;BR /&gt;Content-Type: text/html;charset=iso-8859-1&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;</description>
    <pubDate>Wed, 09 Oct 2019 16:30:28 GMT</pubDate>
    <dc:creator>subhash_parise3</dc:creator>
    <dc:date>2019-10-09T16:30:28Z</dc:date>
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