Fatal error: Uncaught TypeError: session_set_save_handler(): Argument #1 ($open) must be a valid callback, class "foo" not found in /in/KuFdp:3
Stack trace:
#0 /in/KuFdp(3): session_set_save_handler(Array, Array, Array, Array, Array, Array)
#1 {main}
thrown in /in/KuFdp on line 3
Process exited with code 255.
Fatal error: Uncaught TypeError: session_set_save_handler(): Argument #1 ($open) must be a valid callback, function "foo::open" not found or invalid function name in /in/KuFdp:3
Stack trace:
#0 /in/KuFdp(3): session_set_save_handler(Array, Array, Array, Array, Array, Array)
#1 {main}
thrown in /in/KuFdp on line 3
Process exited with code 255.