Got this crash report:
java.lang.RuntimeException: Unable to resume activity {opencontacts.open.com.opencontacts/opencontacts.open.com.opencontacts.activities.ContactDetailsActivity}: java.lang.NullPointerException: Attempt to read from field 'java.lang.String opencontacts.open.com.opencontacts.c.a.b' on a null object reference at android.app.ActivityThread.performResumeActivity(ActivityThread.java:4430) at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:4470) at android.app.servertransaction.ResumeActivityItem.execute(ResumeActivityItem.java:51) at android.app.servertransaction.TransactionExecutor.executeLifecycleState(TransactionExecutor.java:145) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:70) at android.app.ActivityThreadH.handleMessage(ActivityThread.java:2199) at android.os.Handler.dispatchMessage(Handler.java:112) at android.os.Looper.loop(Looper.java:216) at android.app.ActivityThread.main(ActivityThread.java:7625) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInitMethodAndArgsCaller.run(RuntimeInit.java:524) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:987) Caused by: java.lang.NullPointerException: Attempt to read from field 'java.lang.String opencontacts.open.com.opencontacts.c.a.b' on a null object reference at opencontacts.open.com.opencontacts.activities.ContactDetailsActivity.m(Unknown Source:4) at opencontacts.open.com.opencontacts.activities.ContactDetailsActivity.onResume(Unknown Source:58) at android.app.Instrumentation.callActivityOnResume(Instrumentation.java:1456) at android.app.Activity.performResume(Activity.java:7614) at android.app.ActivityThread.performResumeActivity(ActivityThread.java:4412) ... 11 more