Cannot find any information on property

[na...@siapi.es]

javax.servlet.ServletException: Cannot find any information on property
'Value' in a bean of type oracle.jsp.jml.JmlString'
at java.lang.Throwable.(Compiled Code)
at javax.servlet.ServletException.(Compiled Code)
at
org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImp
l.java:384)
at
_0002fmain_0002ejsp_0002fmain_jsp_0._jspService(_0002fmain_0002ejsp_0002fmai
n_jsp_0.java:97)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:126)
at javax.servlet.http.HttpServlet.service(Compiled Code)
at
org.apache.jasper.runtime.JspServlet$JspServletWrapper.service(JspServlet.ja
va:172)
at org.apache.jasper.runtime.JspServlet.serviceJspFile(Compiled Code)
at org.apache.jasper.runtime.JspServlet.service(Compiled Code)
at javax.servlet.http.HttpServlet.service(Compiled Code)
at org.apache.tomcat.core.ServletWrapper.handleRequest(Compiled Code)
at org.apache.tomcat.core.ContextManager.service(ContextManager.java:523)
at
org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpC
onnectionHandler.java:146)
at
org.apache.tomcat.service.TcpConnectionThread.run(SimpleTcpEndpoint.java:334
)
at java.lang.Thread.run(Compiled Code)


I'm getting this error from my jsp page, the only thing i suspect can
produce this error is the introspection caused by a set property action in
my code, is this rigth? why i get this error ?

thanks in advance

Saludos ,
Ignacio J. Ortega