情况一

Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /www/wwwroot/www.ygwzjs.cn/dg_upload/class/db_sql.php:72 Stack trace: #0 /www/wwwroot/www.ygwzjs.cn/dg_upload/class/combakfun.php(192): do_dbconnect_common('localhost', '', 'guizhouwz_cn', '41MzbGhPZ46dbGc...') #1 /www/wwwroot/www.ygwzjs.cn/dg_upload/phome.php(30): Ebak_SetDb(Array) #2 {main} thrown in /www/wwwroot/www.ygwzjs.cn/dg_upload/class/db_sql.php on line 72

情况二

Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /www/wwwroot/www.ygwzjs.cn/dg_upload/class/db_sql.php:72 Stack trace: #0 /www/wwwroot/www.ygwzjs.cn/dg_upload/class/combakfun.php(192): do_dbconnect_common() #1 /www/wwwroot/www.ygwzjs.cn/dg_upload/phome.php(30): Ebak_SetDb() #2 {main} thrown in /www/wwwroot/www.ygwzjs.cn/dg_upload/class/db_sql.php on line 72

情况三

Warning: Undefined array key "qebak_loginlangid" in /www/wwwroot/www.ygwzjs.cn/dg_upload/class/connect.php on line 180

Warning: Undefined array key "cwzqhm_useserverid" in /www/wwwroot/www.ygwzjs.cn/dg_upload/class/connect.php on line 180

Warning: Undefined array key "phome" in /www/wwwroot/www.ygwzjs.cn/dg_upload/phome.php on line 5

Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /www/wwwroot/www.ygwzjs.cn/dg_upload/class/db_sql.php:72 Stack trace: #0 /www/wwwroot/www.ygwzjs.cn/dg_upload/class/combakfun.php(192): do_dbconnect_common() #1 /www/wwwroot/www.ygwzjs.cn/dg_upload/phome.php(30): Ebak_SetDb() #2 {main} thrown in /www/wwwroot/www.ygwzjs.cn/dg_upload/class/db_sql.php on line 72

解决办法https://www.ygwzjs.cn/post/365.html