vtigerCRM报错:Sorry! Attempt to access restricted file. VtigerCRM / access restricted file, Attempt, Sorry, VtigerCRM, 报错 原因是config.inc.php的$root_directory设定错误导致,经常发生在迁移vtigerCRM到另一个web环境或更改安装目录时,例如迁移web环境之前的时候是: