Getting invalid null input exception while starting server

Issue

• Getting the following exception when Security Realm is configured to use a keystore :

20:13:24,809 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-3) MSC000001: Failed to start service jboss.server.controller.management.security_realm.ManagementRealm.key-manager: org.jboss.msc.service.StartException in service jboss.server.controller.management.security_realm.ManagementRealm.key-manager: Failed to start service
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1936) [jboss-msc-1.1.5.Final-redhat-1.jar:1.1.5.Final-redhat-1]
    at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895) [rt.jar:1.6.0_45]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918) [rt.jar:1.6.0_45]
    at java.lang.Thread.run(Thread.java:662) [rt.jar:1.6.0_45]
Caused by: java.lang.NullPointerException: invalid null input
    at java.security.KeyStore.setEntry(KeyStore.java:1292) [rt.jar:1.6.0_45]
    at org.jboss.as.domain.management.security.JKSKeystore.load(JKSKeystore.java:118)
    at org.jboss.as.domain.management.security.JKSKeyManagerService.start(JKSKeyManagerService.java:100)
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1980) [jboss-msc-1.1.5.Final-redhat-1.jar:1.1.5.Final-redhat-1]
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1913) [jboss-msc-1.1.5.Final-redhat-1.jar:1.1.5.Final-redhat-1]
    ... 3 more