Error creating form bean of class...

Error creating form bean of class...

<form-bean?? name= "xxxForm "?? type= "com.xxx.xxx.form.XXXForm?? "?? />
formbean的最后是不是有空格.就会出这个错误.
正确的应该是:
<form-bean?? name= "xxxForm "?? type= "com.xxx.xxx.form.XXXForm "/>