Warning: hash_equals(): Expected known_string to be a string, null given in *******************\includes\CUserManager.php on line 195 Call Stack # Time Memory Function Location 1 0.0019 240392 {main}( ) ...\index.php:0 2 0.0048 374512 include_once( '*******************\init.php' ) ...\index.php:28 3 0.0630 4011304 CUserManager->__construct( ) ...\init.php:360 4 0.0634 4012096 CUserManager->CheckLogin( ) ...\CUserManager.php:45 5 0.0719 4016664 hash_equals ( ) ...\CUserManager.php:195 Warning: hash_equals(): Expected known_string to be a string, null given in *******************\includes\CUserManager.php on line 195 Call Stack # Time Memory Function Location 1 0.0019 240392 {main}( ) ...\index.php:0 2 0.1005 5467024 include_once( '*******************\includes\sb-callback.php' ) ...\index.php:32 3 0.1087 5843624 CUserManager->CheckLogin( ) ...\sb-callback.php:36 4 0.1171 5844080 hash_equals ( ) ...\CUserManager.php:195 Warning: session_start(): Cannot send session cache limiter - headers already sent (output started at *******************\includes\CUserManager.php:195) in *******************\index.php on line 34 Call Stack # Time Memory Function Location 1 0.0019 240392 {main}( ) ...\index.php:0 2 0.1231 5804120 session_start ( ) ...\index.php:34