El valor que se adaptó a mis necesidades fue:

LATIN AMERICAN SPANISH_AMERICA.WE8ISO8859P1

Ahora el problema es que cuando quiero ver el estado del servicio Forms

me da este error y revisando en varias paginas tambien tengo este problema…

500 Internal Server Error

java.lang.NullPointerException at oracle.forms.em.FormsConfigResource.getDefaultSection(Unknown Source) at oracle.forms.em.FormsConfigResource.getAllowNewConnectionsEntity(Unknown Source) at oracle.forms.em.FormsResources.getAllowNewConnections(Unknown Source) at _forms._formsStatusFrame._jspService(_formsStatusFrame.java:130) [/forms/formsStatusFrame.jsp] at oracle.jsp.runtime.HttpJsp.service(HttpJsp.java:139) at oracle.jsp.runtimev2.JspPageTable.service(JspPageTable.java:350) at oracle.jsp.runtimev2.JspServlet.internalService(JspServlet.java:509) at oracle.jsp.runtimev2.JspServlet.service(JspServlet.java:413) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at com.evermind[Oracle Application Server Containers for J2EE 10g (10.1.2.0.2)].server.http.ServletRequestDispatcher.invoke(ServletRequestDispatcher.java:837) at com.evermind[Oracle Application Server Containers for J2EE 10g (10.1.2.0.2)].server.http.ServletRequestDispatcher.forwardInternal(ServletRequestDispatcher.java:330) at com.evermind[Oracle Application Server Containers for J2EE 10g (10.1.2.0.2)].server.http.HttpRequestHandler.processRequest(HttpRequestHandler.java:830) at com.evermind[Oracle Application Server Containers for J2EE 10g (10.1.2.0.2)].server.http.HttpRequestHandler.run(HttpRequestHandler.java:285) at com.evermind[Oracle Application Server Containers for J2EE 10g (10.1.2.0.2)].server.http.HttpRequestHandler.run(HttpRequestHandler.java:126) at com.evermind[Oracle Application Server Containers for J2EE 10g (10.1.2.0.2)].util.ReleasableResourcePooledExecutor$MyWorker.run(ReleasableResourcePooledExecutor.java:192) at java.lang.Thread.run(Thread.java:534)