3.1的版本升级4.0后报错了，转到登陆页面的时候提示：Warning: PDO::__construct() [pdo.--construct]: [2002] No such file or directory (trying to connect via unix:///opt/lampp/var/mysql/mysql.sock) in /opt/lampp/zentao/framework/router.class.php on line 1534
ERROR: SQLSTATE[HY000] [2002] No such file or directory in /opt/lampp/zentao/framework/router.class.php on line 1551, last called by /opt/lampp/zentao/framework/router.class.php on line 1513 through function connectByPDO.
升级的时候提示：升级成功了，转到登陆页面的时候报错了，请问怎么解决呀 。
Jet 2013-03-05 15:01:02
还是出现错误，直接覆盖的。
Warning: array_merge() [function.array-merge]: Argument #2 is not an array in xxx\framework\router.class.php on line 1484
Warning: Invalid argument supplied for foreach() in xxx\framework\router.class.php on line 1491
Notice: Undefined property: language::$upgrade in xxx\module\common\control.php on line 70
Notice: Trying to get property of non-object in xxx\module\common\control.php on line 70
ERROR: SQLSTATE[HY000] [2002] No such file or directory in /opt/lampp/zentao/framework/router.class.php on line 1551, last called by /opt/lampp/zentao/framework/router.class.php on line 1513 through function connectByPDO.
升级的时候提示：升级成功了，转到登陆页面的时候报错了，请问怎么解决呀 。
Warning: array_merge() [function.array-merge]: Argument #2 is not an array in xxx\framework\router.class.php on line 1484
Warning: Invalid argument supplied for foreach() in xxx\framework\router.class.php on line 1491
Notice: Undefined property: language::$upgrade in xxx\module\common\control.php on line 70
Notice: Trying to get property of non-object in xxx\module\common\control.php on line 70
另一个问题，IE8下，首页，燃尽图和项目信息出现错位。
notify下载不下来的话，检查下www/data/notify目录的权限，要增加其他人可读可写的权限。