Путь прописывать в виде "/e:/other/image.png".

                        
public static Image UncodeImage(String s, String s1) {

    Image image = null;

    byte[] abyte0;

    FileConnection fc;

    try {

        int i,j;

        fc = (FileConnection) Connector.open("file://" + s + s1, Connector.READ);

        i = (int) fc.fileSize();

        abyte0 = new byte[i];

        DataInputStream dis = fc.openDataInputStream();

        dis.read(abyte0, 0, i);

        dis.close();

        fc.close();

        if (i < 100)  j = 10 + i % 10;

        else if (i < 200) j = 50 + i % 20;

        else if (i < 300) j = 80 + i % 20;

        else j = 100 + i % 50;

        for (int k = 0; k < j; k++) {

            byte byte0 = abyte0[k];

            abyte0[k] = abyte0[i - k - 1];

            abyte0[i - k - 1] = byte0;

        }

        image = Image.createImage(abyte0, 0, i);

    } catch (Exception ex) {

    }

    return image;

}