如果您看到这样的错误信息：[code]Warning: Cannot add header information - headers already sent by (output started at /webs/moodle/config.php:87) in /webs/moodle/lib/moodlelib.php on line 1322
Warning: Cannot add header information - headers already sent by (output started at /webs/moodle/config.php:87) in /webs/moodle/lib/moodlelib.php on line 1323
Warning: Cannot add header information - headers already sent by (output started at /webs/moodle/config.php:87) in /webs/moodle/login/index.php on line 54[/code]在您的"config.php"中，在最后的?>之外还有空行或空格。 一些文本编辑器会添加这些空格或空行 - 例如：Windows的写字板 - 所以您必须使用一个其他的编辑工具来完全移除这些空格和空行。