Error while creating IDFClient object.

Scenario: While trying to create a session of IDFClient, the Java program throws following error:

Exception in thread "main" java.lang.NoClassDefFoundError: com/rsa/certj/cert/CertificateException

        at com.documentum.fc.client.security.impl.InitializeKeystoreForDfc.<init>(InitializeKeystoreForDfc.java:45)

        at com.documentum.fc.client.security.internal.KeystoreMgr.initForDfcWithDefaultPolicy(KeystoreMgr.java:70)

        at com.documentum.fc.client.security.impl.IdentityManager.initFromKeystore(IdentityManager.java:170)

        at com.documentum.fc.client.security.impl.IdentityManager.<init>(IdentityManager.java:40)

        at com.documentum.fc.impl.RuntimeContext.<init>(RuntimeContext.java:52)

        at com.documentum.fc.impl.RuntimeContext.<clinit>(RuntimeContext.java:181)

        at com.documentum.fc.client.DfClient.<clinit>(DfClient.java:700)

        at TutorialCheckOut.execute(TutorialCheckOut.java:61)

        at TutorialCheckOut.main(TutorialCheckOut.java:110)

Caused by: java.lang.ClassNotFoundException: com.rsa.certj.cert.CertificateException

        at java.net.URLClassLoader$1.run(Unknown Source)

        at java.security.AccessController.doPrivileged(Native Method)

        at java.net.URLClassLoader.findClass(Unknown Source)

        at java.lang.ClassLoader.loadClass(Unknown Source)

        at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)

        at java.lang.ClassLoader.loadClass(Unknown Source)

        at java.lang.ClassLoader.loadClassInternal(Unknown Source)

        ... 9 more

Solution: Make sure dfc.keystore file is present at c:\documentum\config folder.