UNEXPECTED:[fnd.common.logging.FileHandler.publish]

Today, the extranet tier did not show the AppsLocallogin.jsp page and instead gave this error:

Request URI:/OA_HTML/AppsLocalLogin.jsp

Exception:
java.lang.NoClassDefFoundError

No errors in Apache logs. No errors in mod_jserv.log


jvm logs showed this error:

[Jul 2, 2007 6:39:26 PM EDT]:1183415966826:Thread[Thread-10883,10,main]:-1:-1:::29004:29015:UNEXPECTE
D:[fnd.common.logging.FileHandler.publish]:Please check File Permission/Disk Space for: aferror.log, defaulting Logging to ST
DERR

java.lang.NoClassDefFoundError
at oracle.apps.fnd.common.WebRequestUtil.validateContext(WebRequestUtil.java:391)
at oracle.apps.fnd.framework.webui.OAHttpSessionCookieImpl.validateIcxCookie(OAHttpSessionCookieImpl.java:171)
at oracle.apps.fnd.framework.OASessionCookieHelper.validateIcxSession(OASessionCookieHelper.java:467)
at oracle.apps.fnd.framework.OASessionCookieHelper.initializeApplicationModule(OASessionCookieHelper.java:125)
at oracle.apps.fnd.framework.webui.OAHttpSessionCookieImpl.initializeApplicationModule(OAHttpSessionCookieImpl.java:9
01)
at oracle.apps.fnd.framework.webui.OAHttpSessionCookieImpl.useApplicationModule(OAHttpSessionCookieImpl.java:481)
at oracle.jbo.common.ampool.SessionCookieImpl.useApplicationModule(SessionCookieImpl.java:398)
at oracle.apps.fnd.framework.webui.OAJSPApplicationRegistry.registerApplicationModule(OAJSPApplicationRegistry.java:2
08)
at oracle.apps.fnd.framework.webui.OAJSPApplicationRegistry.registerApplicationModule(OAJSPApplicationRegistry.java:7
8)
at oracle.apps.fnd.framework.webui.OAPageBean.preparePage(OAPageBean.java:1177)
at oracle.apps.fnd.framework.webui.OAPageBean.preparePage(OAPageBean.java:502)
at oracle.apps.fnd.framework.webui.OAPageBean.preparePage(OAPageBean.java:423)
at _oa__html._OA._jspService(_OA.java:88)
at oracle.jsp.runtime.HttpJsp.service(HttpJsp.java:119)
at oracle.jsp.app.JspApplication.dispatchRequest(JspApplication.java:417)
at oracle.jsp.JspServlet.doDispatch(JspServlet.java:267)
at oracle.jsp.JspServlet.internalService(JspServlet.java:186)
at oracle.jsp.JspServlet.service(JspServlet.java:156)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:588)
at oracle.jsp.provider.Jsp20RequestDispatcher.forward(Jsp20RequestDispatcher.java:162)
at oracle.jsp.runtime.OraclePageContext.forward(OraclePageContext.java:187)
at _oa__html._OA._jspService(_OA.java:98)
at oracle.jsp.runtime.HttpJsp.service(HttpJsp.java:119)
at _oa__html._OA._jspService(_OA.java:98)
at oracle.jsp.runtime.HttpJsp.service(HttpJsp.java:119)
at oracle.jsp.app.JspApplication.dispatchRequest(JspApplication.java:417)
at oracle.jsp.JspServlet.doDispatch(JspServlet.java:267)
at oracle.jsp.JspServlet.internalService(JspServlet.java:186)
at oracle.jsp.JspServlet.service(JspServlet.java:156)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:588)
at oracle.jsp.provider.Jsp20RequestDispatcher.forward(Jsp20RequestDispatcher.java:162)
at oracle.jsp.runtime.OraclePageContext.forward(OraclePageContext.java:187)
at _oa__html._OA._jspService(_OA.java:98)
at oracle.jsp.runtime.HttpJsp.service(HttpJsp.java:119)
at oracle.jsp.app.JspApplication.dispatchRequest(JspApplication.java:417)
at oracle.jsp.JspServlet.doDispatch(JspServlet.java:267)
at oracle.jsp.JspServlet.internalService(JspServlet.java:186)
at oracle.jsp.JspServlet.service(JspServlet.java:156)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:588)
at org.apache.jserv.JServConnection.processRequest(JServConnection.java:456)
at org.apache.jserv.JServConnection.run(JServConnection.java:294)
at java.lang.Thread.run(Thread.java:534)

Investigating it now.