A PHP Error was encountered

Severity: Warning

Message: Undefined variable $maxlifetime

Filename: drivers/Session_database_driver.php

Line Number: 340

Backtrace:

File: /usr/share/webapps/Stikked/application/controllers/Main.php
Line: 63
Function: library

File: /usr/share/webapps/Stikked/index.php
Line: 284
Function: require_once

//L293D //Motor A (left) #define MOTOR_PIN1 9 #define MOTOR_PIN2 10 //Motor B (right) #define MOTOR_PIN3 11 #define MOTOR_PIN4 12 #define TIME_WAIT 7200 //10sec void setup() { //Set pins as outputs pinMode(MOTOR_PIN1, OUTPUT); pinMode(MOTOR_PIN2, OUTPUT); pinMode(MOTOR_PIN3, OUTPUT); pinMode(MOTOR_PIN4, OUTPUT); } void motor_a_stop() { digitalWrite(MOTOR_PIN1, LOW); digitalWrite(MOTOR_PIN2, LOW); } void motor_a_forward() { digitalWrite(MOTOR_PIN1, LOW); digitalWrite(MOTOR_PIN2, HIGH); } void motor_a_backward() { digitalWrite(MOTOR_PIN1, HIGH); digitalWrite(MOTOR_PIN2, LOW); } void motor_b_stop() { digitalWrite(MOTOR_PIN3, LOW); digitalWrite(MOTOR_PIN4, LOW); } void motor_b_forward() { digitalWrite(MOTOR_PIN3, LOW); digitalWrite(MOTOR_PIN4, HIGH); } void motor_b_backward() { digitalWrite(MOTOR_PIN3, HIGH); digitalWrite(MOTOR_PIN4, LOW); } void left_stop() { motor_a_stop(); } void right_stop() { motor_b_stop(); } void stop() { left_stop(); right_stop(); } void left_forward() { motor_a_backward(); } void left_backward() { motor_a_forward(); } void right_forward() { motor_b_forward(); } void right_backward() { motor_b_backward(); } void forward() { left_forward(); right_forward(); } void backward() { left_backward(); right_backward(); } void left_rotate() { left_backward(); right_forward(); } void right_rotate() { left_forward(); right_backward(); } void left_circle() { left_stop(); right_forward(); } void right_circle() { right_stop(); left_forward(); } void wait() { delay(TIME_WAIT); stop(); } void loop() { forward(); wait(); backward(); wait(); left_rotate(); wait(); right_rotate(); wait(); left_circle(); wait(); right_circle(); wait(); stop(); delay(1800); }