Notice: Undefined variable: conn in D:\server\htdocs\gsb_accounts\generate_tea_cess_ledger.php on line 3

Fatal error: Uncaught Error: Call to a member function prepare() on null in D:\server\htdocs\gsb_accounts\generate_tea_cess_ledger.php:3 Stack trace: #0 {main} thrown in D:\server\htdocs\gsb_accounts\generate_tea_cess_ledger.php on line 3