java.lang.RuntimeException: Unable to resume activity {com.entitcs.office_attendance/com.entitcs.office_attendance.activities.Drawer_Activity}: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference at android.app.ActivityThread.performResumeActivity(ActivityThread.java:4633) at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:4665) at android.app.servertransaction.ResumeActivityItem.execute(ResumeActivityItem.java:52) at android.app.servertransaction.TransactionExecutor.executeLifecycleState(TransactionExecutor.java:176) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:97) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2212) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loop(Looper.java:236) at android.app.ActivityThread.main(ActivityThread.java:8115) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:620) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1011) Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference at com.entitcs.office_attendance.activities.Drawer_Activity.onResume(Unknown Source:149) at android.app.Instrumentation.callActivityOnResume(Instrumentation.java:1455) at android.app.Activity.performResume(Activity.java:8297) at android.app.ActivityThread.performResumeActivity(ActivityThread.java:4623) ... 11 more