help me for "No form found"

[char]

 hi all,
      I get an error, please help me !
     Thanks 
        I use tomcat 5.0.27 and struts 1.2.1, the error is :
<error>
javax.servlet.jsp.JspException: No form found under 'familyInfoForm' in locale 'zh_CN'
        at 
org.apache.struts.taglib.html.JavascriptValidatorTag.renderJavascript(JavascriptValidatorTag.java:364)
        at 
org.apache.struts.taglib.html.JavascriptValidatorTag.doStartTag(JavascriptValidatorTag.java:335)
        at 
org.apache.jsp.WEB_002dINF.pages.insure.familyInfoForm_jsp._jspx_meth_html_javascript_0(familyInfoForm_jsp.java:2712)
        at 
org.apache.jsp.WEB_002dINF.pages.insure.familyInfoForm_jsp._jspService(familyInfoForm_jsp.java:160)

</error>
     If I disabled the follow code ,it will be OK,

<jspcode>
<html:javascript formName="insuranceInfoForm" cdata="false"
    dynamicJavascript="true" staticJavascript="false"/>
</jspcode>

   
   Any reply would be appreciated.

   Thanks in advance,
Thanks