import java.io.IOException;
import com.techventus.server.voice.Voice;

public class main_WUB {

public static void main(String[] args) {
    // TODO Auto-generated method stub

    String username = "wake.up.bot.acc";
    String password = "wakeupbotacc";
    String originNumber = #;
    String pavlePhone = #;
    String wakeupMessage = "txt from main_WUB";


    try {
        Voice voice = new Voice(username, password);
        voice.sendSMS(pavlePhone, wakeupMessage);
        System.out.println("IT WORKED?");

        //voice.call(originNumber, pavlePhone, "1");

    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

}

java main_WUB

Exception in thread "main" java.lang.NoClassDefFoundError: com/techventus/server/voice/Voice at main_WUB.main<main_WUB.java:18> ...