This code gives me an Unhandled Exception error everytime I try to run in on a mobile phone (Nokia E51) although it works perfectly in an emulator. What seems to be the problem?

public class Video2 extends MIDlet implements CommandListener {

    // Class to capture the snapshot
    public class Video extends Thread {
    SnapTimerTask st;
    Image images1[];
    int num;
    RecordStore rs = null;
    public Video(SnapTimerTask st) {
        this.st = st;
    }

    public void run() {
            captureVideo();
        }

    public void captureVideo() {
        RecordStore imagesRS = null;
        try {

          form.deleteAll();
          byte[] raw = videoControl.getSnapshot(null);
          //display.setCurrent(form);
          Image image = Image.createImage(raw, 0, raw.length);
          int rgbArray[] = null;            


          int width = image.getWidth();
          int height = image.getHeight();
          int[] pixelData = new int[height*width];
          int[][] rgbData = new int[height*width][3];

          int[][] white_area = new int[2][3];
          int[] white_area_pixelCount = new int[2];

          /*resize image*/
        image = resize(image, 160, 120, false, false);
          /*get pixels of image*/
          image.getRGB(pixelData, 0, image.getWidth(), 0, 0, image.getWidth(), image.getHeight());
          int j, c, r, g, b, a, i;

       // 1. get original histogram
          int[][] histogram = getARGBHistogram(image);

          // 2. build the new component transformation tables
          final int total = width * height;
          byte [][] transform = new byte[4][];
          for(c = 1; c < 4; c++) {
              int sum = 0;
              transform[c] = new byte[256];
              for(j = 0; j < 255; j++) {
                  sum += histogram[c][j];
                  int l3 = (sum / 2 + sum * 256 ) / total;
                  transform[c][j] = (byte) l3;
              }
          }

          // 3. apply the transformation to the original image
          image = transformARGB(image, null, transform[1], transform[2], transform[3]);

            int red = 0;
            int green = 0;
            int blue = 0;

            int redctr = 0;
            int greenctr = 0;
            int bluectr = 0;

            int[][] Image_RGB = new int[width][height];
            int[][] Average_color = new int[3][width];
            int[][] color_counter = new int[3][3];

            form.append("width" + image.getWidth() + " height: " + image.getHeight() + "\n" );
            //Storing data to Array
            for(a =10; a< width*height; a++){
                j = a/width;
                i = a % width;

                    c = pixelData[a];
                    r = (c & 0x00ff0000) >> 16;
                    g = (c & 0x0000ff00) >> 8;
                    b = c & 0x000000ff;

                    Image_RGB[i][j] = pixelData[a];
            }

            for(i=102; i < 123; i++){

                for(j=17; j < 118; j++){
                    c = Image_RGB[i][j];
                    r = (c & 0x00ff0000) >> 16;
                    g = (c & 0x0000ff00) >> 8;
                    b = c & 0x000000ff;

                        red = red + r;
                        green = green + g;
                        blue = blue + b;
                }

                red = red/101;
                green = green/101;
                blue = blue/101;

                if(Math.max(red, Math.max(green,blue)) == red){
                    color_counter[0][0]++;
                }
                else if (Math.max(red, Math.max(green,blue)) == green){
                    color_counter[0][1]++;
                }
                else{
                    color_counter[0][2]++;
                }
            }

            form.append("red: " + red + "green: " + green + "blue: " + blue + "\n");

            redctr = greenctr = bluectr = 0;

            for(i=140; i < 150; i++){

                for(j=36; j < 84; j++){
                    c = Image_RGB[i][j];
                    r = (c & 0x00ff0000) >> 16;
                    g = (c & 0x0000ff00) >> 8;
                    b = c & 0x000000ff;


                    if(r > 200 ){
                        red = red + r;
                        green = green + g;
                        blue = blue + b;
                    }
                }

                red = red/48;
                green = green/48;
                blue = blue/48;


                if(Math.max(red, Math.max(green,blue)) == red){
                    color_counter[1][0]++;
                }
                else if (Math.max(red, Math.max(green,blue)) == green){
                    color_counter[1][1]++;
                }
                else{
                    color_counter[1][2]++;
                }
            }

            form.append("red: " + red + "green: " + green + "blue: " + blue + "\n");

            redctr = greenctr = bluectr = 0;

            for(i=120; i < 140; i++){

                for(j=20; j < 68; j++){
                    c = Image_RGB[i][j];
                    r = (c & 0x00ff0000) >> 16;
                    g = (c & 0x0000ff00) >> 8;
                    b = c & 0x000000ff;

                        red = red + r;
                        green = green + g;
                        blue = blue + b;
                }

                red = red/48;
                green = green/48;
                blue = blue/48;

                if(Math.max(red, Math.max(green,blue)) == red){
                    color_counter[2][0]++;
                }
                else if (Math.max(red, Math.max(green,blue)) == green){
                    color_counter[2][1]++;
                }
                else{
                    color_counter[2][2]++;
                }
            }

            form.append("red: " + red + "green: " + green + "blue: " + blue + "\n");

            if(((color_counter[0][1] | color_counter[0][2]) > color_counter[0][0]) & (((color_counter[0][2]|color_counter[0][1]) - color_counter[0][0]) > 2 )) form.append("20 peso bill\n");
            else if(color_counter[2][2] > (color_counter[2][0] | color_counter[2][1])) form.append("50 peso bill\n");
            else if(color_counter[1][0] > (color_counter[1][1] | color_counter[1][2])) form.append("100 peso bill\n");
            else if(color_counter[1][2] > (color_counter[1][0] | color_counter[1][1])) form.append("1000 peso bill\n");

        form.append(image);
        display.setCurrent(form);

        /*end get pixel of image*/
          player.close();
          player = null;
          videoControl = null;
        } catch (MediaException me) { }
    }
    };

    // Task to initiate the task to take the snapshot
    class SnapTimerTask extends TimerTask {
    public final void run() {
          video = new Video(this);
          video.start();
    }
    };

    private Display display;
    private Form form;
    private Command exit,back,camera,cancel;
    private Player player;
    private VideoControl videoControl;
    private CameraControl cameraControl;
    SnapshotControl snapshotControl;
    private Video video;
    private Timer timer;
    private SnapTimerTask task;

    public Video2() {
        exit = new Command("Exit", Command.EXIT, 0);
        camera = new Command("Camera", Command.SCREEN, 0);
        back = new Command("Back", Command.BACK, 0);

        cancel = new Command("Cancel", Command.STOP, 0);

        form = new Form("Capture Video");
        form.addCommand(camera);
        form.setCommandListener(this);
    }

    public void startApp() {
        display = Display.getDisplay(this);
        display.setCurrent(form);
    }

    public void pauseApp() {}

    public void destroyApp(boolean unconditional) {}

    public void commandAction(Command c, Displayable s) {
        if (c == exit) {
            destroyApp(true);
            notifyDestroyed();
        } 
    else if (c == camera) {
            showCamera();
        } 
    else if (c == back) {
        timer.cancel();
            //display.setCurrent(form);
    }
    else if(c == cancel) 
        timer.cancel();
    }

    public void showCamera() {
        try {
        timer = new Timer();
        task = new SnapTimerTask();
        timer.schedule(task,5000); // 5000 ms
            player = Manager.createPlayer("capture://video");
            player.realize();

            videoControl = (VideoControl)player.getControl("VideoControl");

            Canvas canvas = new VideoCanvas1(this, videoControl);
            canvas.addCommand(camera);
            canvas.addCommand(exit);
            canvas.addCommand(cancel);
            canvas.setCommandListener(this);
            display.setCurrent(canvas);
            player.start();
        } 
    catch (IOException ioe) {} 
    catch (MediaException me) {}
    }