Please help to resolve this error while trying to create a new instance of BMP --- java.lang.NoClassDefFoundError: net/lightbody/bmp/mitm/CertificateAndKeySource

[Sindhu Anand]

Obtaining below

java.lang.NoClassDefFoundError: net/lightbody/bmp/mitm/CertificateAndKeySource

When I tried to create a new instance of bmp proxy

BrowserMobProxyServer proxy = null;

                                     // start the proxy

proxy = new BrowserMobProxyServer();

    proxy.start(0);

    // get the Selenium proxy object

    Proxy seleniumProxy = ClientUtil.createSeleniumProxy(proxy);

....

...

..

Obtianing the error when I create a new BrowserMobProxyServer.

I have the below maven 

<dependency>

<groupId>net.lightbody.bmp</groupId>

    <artifactId>browsermob-core</artifactId>

            <version>2.1.5</version>

</dependency>

<dependency>

    <groupId>org.littleshoot</groupId>

    <artifactId>littleproxy</artifactId>

    <version>1.1.0</version>

    <scope>test</scope>

</dependency>

Please help