title: showing error while running the app
body: <p>The Error is as below:</p>
  
  <blockquote>
    <p>02-11 13:24:31.561 5262-5262/? E/AndroidRuntime: FATAL EXCEPTION: main
                                                     Process: com.example.vicky.project, PID: 5262
                                                     java.lang.RuntimeException: Unable to start activity
    ComponentInfo{com.example.vicky.project/com.example.vicky.project.MainActivity}:
    java.lang.ClassCastException:
    android.support.v7.widget.AppCompatTextView cannot be cast to
    android.widget.EditText
                                                         at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2646)
                                                         at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2707)
                                                         at android.app.ActivityThread.-wrap12(ActivityThread.java)
                                                         at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1460)
                                                         at android.os.Handler.dispatchMessage(Handler.java:102)
                                                         at android.os.Looper.loop(Looper.java:154)
                                                         at android.app.ActivityThread.main(ActivityThread.java:6077)
                                                         at java.lang.reflect.Method.invoke(Native Method)
                                                         at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:865)
                                                         at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:755)
                                                      Caused by: java.lang.ClassCastException:
    android.support.v7.widget.AppCompatTextView cannot be cast to
    android.widget.EditText
                                                         at com.example.vicky.project.MainActivity.onCreate(MainActivity.java:30)
                                                         at android.app.Activity.performCreate(Activity.java:6662)
                                                         at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1118)
                                                         at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2599)
                                                         at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2707) 
                                                         at android.app.ActivityThread.-wrap12(ActivityThread.java) 
                                                         at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1460) 
                                                         at android.os.Handler.dispatchMessage(Handler.java:102) 
                                                         at android.os.Looper.loop(Looper.java:154) 
                                                         at android.app.ActivityThread.main(ActivityThread.java:6077) 
                                                         at java.lang.reflect.Method.invoke(Native Method) 
                                                         at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:865) 
                                                         at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:755)</p>
  </blockquote>