Warning: session_start(): open(./lib/session/sess_..., O_RDWR) failed: Permission denied (13) in /test.php on line 33Warning: Unknown: open(./lib/session/sess_....., O_RDWR) failed: No such file or directory (2) in Unknown on line 0Warning: Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (./lib/session) in Unknown on line 0 해결..