NullPointerException in SlingerFragment

[mwfarb]

Application version 1.8.4.2
Android 4.4
Galaxy Note3 (hltetmo)
java.lang.NullPointerException
at edu.cmu.cylab.starslinger.view.SlingerFragment.createSelectedContact(SlingerFragment.java:276)
at edu.cmu.cylab.starslinger.view.SlingerFragment.generateVCardFromSelected(SlingerFragment.java:241)
at edu.cmu.cylab.starslinger.view.SlingerFragment.access$100(SlingerFragment.java:79)
at edu.cmu.cylab.starslinger.view.SlingerFragment$2.onClick(SlingerFragment.java:129)
at android.view.View.performClick(View.java:4633)
at android.view.View$PerformClick.run(View.java:19310)
at android.os.Handler.handleCallback(Handler.java:733)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:157)
at android.app.ActivityThread.main(ActivityThread.java:5293)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1265)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1081)
at dalvik.system.NativeStart.main(Native Method)