wap网站 XML 解析失败

XML 解析失败XML 解析失败: 语法错误 (行号: 1, 字符: 0)将文档重解析为 HTML
错误:
missing root element规范:
http://www.w3.org/TR/REC-xml/
这是在本机上用OPERA打开就出现的问题.在服务器上是好的,请问下是APACHER httpd.conf,mime.types或PHP PHP.INI 没配好吗?还是别的什么原因啊.mime.types里面我也加了这些啊
image/vnd.wap.wbmp                                 wbmp
text/vnd.wap.wmls                                     wmls
application/vnd.wap.wmlc                           wmlc
application/vnd.wap.wmlscriptc                   wmlsc
text/vnd.wap.wmlscript                              wsc
text/vnd.wap.wmlscript                              wmlscript text/x-co-desc cod
text/vnd.sun.j2me.app-descriptor jad
AddType application/java-archive jar