Below mistake hint springs out after one user entering PDM system and inputting account and password, but the other users are ok.

There is a problem:
Below mistake hint springs out after one user entering PDM system and inputting account and password, but the other users are ok.
Note: system version is 8.0 (M050)

HTTP Status 500 -
________________________________________
type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request.
exception
javax.servlet.ServletException: javax.naming.SizeLimitExceededException: [LDAP: error code 4 - Sizelimit Exceeded]
     org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:846)
       org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:779)
        org.apache.jsp.netmarkets.jsp.netmarkets.view_jsp._jspService(view_jsp.java:1466)
        org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
        org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
        org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
        org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
        com.infoengine.util.RequestTimingFilter.doFilter(RequestTimingFilter.java:54)
root cause
wt.util.WTException
盻ㄒ: javax.naming.SizeLimitExceededException: [LDAP: error code 4 - Sizelimit Exceeded]; remaining name 'ou=people,cn=Windchill_8.0,cn=Application Services,o=ccc'
        wt.method.RemoteMethodServer.invoke(RemoteMethodServer.java:766)
      com.ptc.netmarkets.util.misc.NmActionServiceFwd.getTabModel(NmActionServiceFwd.java:380)
        org.apache.jsp.netmarkets.jsp.netmarkets.view_jsp._jspService(view_jsp.java:515)
        org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
        org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
        org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
        org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
        com.infoengine.util.RequestTimingFilter.doFilter(RequestTimingFilter.java:54)
note The full stack trace of the root cause is available in the Apache Tomcat/5.0.30 logs.