23.06.2011 14:00:34 org.apache.tomcat.util.http.Parameters processParameters
WARNING: Parameters: Character decoding failed. Parameter skipped.
java.io.CharConversionException: isHexDigit
        at org.apache.tomcat.util.buf.UDecoder.convert(UDecoder.java:88)
        at org.apache.tomcat.util.buf.UDecoder.convert(UDecoder.java:49)
        at org.apache.tomcat.util.http.Parameters.urlDecode(Parameters.java:412)
        at org.apache.tomcat.util.http.Parameters.processParameters(Parameters.java:394)
        at org.apache.tomcat.util.http.Parameters.processParameters(Parameters.java:346)
        at org.apache.catalina.connector.Request.parseParameters(Request.java:2491)
        at org.apache.catalina.connector.Request.getParameter(Request.java:1040)
        at org.apache.catalina.connector.RequestFacade.getParameter(RequestFacade.java:355)
        at bitel.billing.server.CommonExecuter.getRequestParameters(CommonExecuter.java:236)
        at bitel.billing.server.Executer.doPost(Unknown Source)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at bitel.billing.server.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:49)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
        at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
        at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
        at java.lang.Thread.run(Thread.java:662)