NotifyUtil::java.net.SocketException: Connection reset inTomcat

Question

Does anyone have any idea way I get this exception in Tomcat?

NotifyUtil::java.net.SocketException: Connection reset
    at java.net.SocketInputStream.read(SocketInputStream.java:168)
    at java.io.BufferedInputStream.fill(BufferedInputStream.java:218)
    at java.io.BufferedInputStream.read1(BufferedInputStream.java:258)
    at java.io.BufferedInputStream.read(BufferedInputStream.java:317)
    at java.io.FilterInputStream.read(FilterInputStream.java:116)
    at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:2512)
    at sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:264)
    at sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:306)
    at sun.nio.cs.StreamDecoder.read(StreamDecoder.java:158)
    at java.io.InputStreamReader.read(InputStreamReader.java:167)
    at java.io.BufferedReader.fill(BufferedReader.java:136)
    at java.io.BufferedReader.readLine(BufferedReader.java:299)
    at java.io.BufferedReader.readLine(BufferedReader.java:362)
    at org.netbeans.modules.web.monitor.server.NotifyUtil$RecordSender.run(NotifyUtil.java:296)

I get this exception often, when I start running my application, when I move between my web pages or when I press the refresh button in browser, even though the application runs ok. How could I fix this?