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    Cannot modify header information – headers already sent by …错误解决

    2011-04-02 By  分类:互联网络 2,084人浏览

      昨天修改了下评论部分,在主题自带的widget基础上重新定制了一个新的widget,修改了文件上传到服务器上后,发现无法登陆后台了,返回了如下的错误信息: Warning: Cannot modify header information – headers already sent by (output started at /home/letuknow/public_html/wp-content/themes/istudio-theme/custom.widget.php:...