It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.

Source: http://underscore.at/underscore/rss.xml

  1. <!DOCTYPE html
  2.  PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
  3. <html>
  4.   <head>
  5.      <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  6.      <title>XMLServ Error</title>
  7.      <link href="/css/xmlserv.css" rel="stylesheet" type="text/css">
  8.      <link rel="stylesheet" type="text/css" href="/css/underscore.css"><script src="/js/jslib.js"></script></head>
  9.   <body>
  10.      <p class="msg">org.postgresql.util.PSQLException: Connection refused. Check that the hostname and port are correct and that the postmaster
  11.         is accepting TCP/IP connections.
  12.      </p>
  13.      <p class="code"></p>
  14.      <!-- StackTrace: org.postgresql.util.PSQLException: Connection refused. Check that the hostname and port are correct and that the postmaster is accepting TCP/IP connections. Code:
  15. at com.xmlserv.main.user.PGPreferences.getLang(PGPreferences.java:391)
  16. at com.xmlserv.main.XMLServ.doGet(XMLServ.java:709)
  17. at javax.servlet.http.HttpServlet.service(HttpServlet.java:648)
  18. at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
  19. at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
  20. at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
  21. at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
  22. at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
  23. at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
  24. at com.xmlserv.main.EncodingFilter.doFilter(EncodingFilter.java:43)
  25. at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
  26. at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
  27. at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:200)
  28. at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
  29. at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
  30. at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
  31. at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
  32. at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:668)
  33. at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:679)
  34. at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
  35. at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
  36. at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
  37. at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
  38. at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834)
  39. at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1415)
  40. at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
  41. at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
  42. at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
  43. at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
  44. at java.base/java.lang.Thread.run(Thread.java:829)
  45. Caused by: org.postgresql.util.PSQLException: Connection refused. Check that the hostname and port are correct and that the postmaster is accepting TCP/IP connections.
  46. at org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(ConnectionFactoryImpl.java:122)
  47. at org.postgresql.core.ConnectionFactory.openConnection(ConnectionFactory.java:66)
  48. at org.postgresql.jdbc2.AbstractJdbc2Connection.<init>(AbstractJdbc2Connection.java:125)
  49. at org.postgresql.jdbc3.AbstractJdbc3Connection.<init>(AbstractJdbc3Connection.java:30)
  50. at org.postgresql.jdbc3.Jdbc3Connection.<init>(Jdbc3Connection.java:24)
  51. at org.postgresql.Driver.makeConnection(Driver.java:382)
  52. at org.postgresql.Driver.connect(Driver.java:260)
  53. at java.sql/java.sql.DriverManager.getConnection(DriverManager.java:677)
  54. at java.sql/java.sql.DriverManager.getConnection(DriverManager.java:228)
  55. at com.xmlserv.util.PGConnectionPool.growPool(PGConnectionPool.java:296)
  56. at com.xmlserv.util.PGConnectionPool.checkoutConn(PGConnectionPool.java:213)
  57. at com.xmlserv.main.user.PGPreferences.getLang(PGPreferences.java:295)
  58. ... 29 more
  59. Caused by: java.net.ConnectException: Connection refused (Connection refused)
  60. at java.base/java.net.PlainSocketImpl.socketConnect(Native Method)
  61. at java.base/java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:412)
  62. at java.base/java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:255)
  63. at java.base/java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:237)
  64. at java.base/java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
  65. at java.base/java.net.Socket.connect(Socket.java:609)
  66. at java.base/java.net.Socket.connect(Socket.java:558)
  67. at java.base/java.net.Socket.<init>(Socket.java:454)
  68. at java.base/java.net.Socket.<init>(Socket.java:231)
  69. at org.postgresql.core.PGStream.<init>(PGStream.java:59)
  70. at org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(ConnectionFactoryImpl.java:77)
  71. ... 40 more
  72. -->
  73.      <div class="error_backlinks"><a href="javascript:history.back();">Zurück</a><br><a href="/">Zur Startseite</a></div>
  74.   </body>
  75. </html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda