java.lang.NumberFormatException: empty String
	at jdk.internal.math.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:1842)
	at jdk.internal.math.FloatingDecimal.parseDouble(FloatingDecimal.java:110)
	at java.lang.Double.parseDouble(Double.java:543)
	at java.lang.Double.valueOf(Double.java:506)
	at com.entitcs.office_attendance.activities.Enter_Expense_Of_This_Date$12.onTextChanged(Enter_Expense_Of_This_Date.java:685)
	at android.widget.TextView.sendOnTextChanged(TextView.java:11066)
	at android.widget.TextView.handleTextChanged(TextView.java:11181)
	at android.widget.TextView$ChangeWatcher.onTextChanged(TextView.java:14246)
	at android.text.SpannableStringBuilder.sendTextChanged(SpannableStringBuilder.java:1274)
	at android.text.SpannableStringBuilder.replace(SpannableStringBuilder.java:577)
	at android.text.SpannableStringBuilder.replace(SpannableStringBuilder.java:508)
	at android.text.SpannableStringBuilder.replace(SpannableStringBuilder.java:38)
	at android.text.method.NumberKeyListener.onKeyDown(NumberKeyListener.java:129)
	at android.widget.TextView.doKeyDown(TextView.java:8805)
	at android.widget.TextView.onKeyDown(TextView.java:8579)
	at android.view.KeyEvent.dispatch(KeyEvent.java:2901)
	at android.view.View.dispatchKeyEvent(View.java:14982)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1965)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1965)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1965)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1965)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1965)
	at android.widget.ScrollView.dispatchKeyEvent(ScrollView.java:497)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1965)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1965)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1965)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1965)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1965)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1965)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1965)
	at com.android.internal.policy.DecorView.superDispatchKeyEvent(DecorView.java:519)
	at com.android.internal.policy.PhoneWindow.superDispatchKeyEvent(PhoneWindow.java:1934)
	at android.app.Activity.dispatchKeyEvent(Activity.java:4324)
	at androidx.core.app.ComponentActivity.superDispatchKeyEvent(ComponentActivity.java:122)
	at androidx.core.view.KeyEventDispatcher.dispatchKeyEvent(KeyEventDispatcher.java:84)
	at androidx.core.app.ComponentActivity.dispatchKeyEvent(ComponentActivity.java:140)
	at androidx.appcompat.app.AppCompatActivity.dispatchKeyEvent(AppCompatActivity.java:599)
	at androidx.appcompat.view.WindowCallbackWrapper.dispatchKeyEvent(WindowCallbackWrapper.java:59)
	at androidx.appcompat.app.AppCompatDelegateImpl$AppCompatWindowCallback.dispatchKeyEvent(AppCompatDelegateImpl.java:3068)
	at androidx.appcompat.view.WindowCallbackWrapper.dispatchKeyEvent(WindowCallbackWrapper.java:59)
	at com.android.internal.policy.DecorView.dispatchKeyEvent(DecorView.java:420)
	at android.view.ViewRootImpl$ViewPostImeInputStage.processKeyEvent(ViewRootImpl.java:6735)
	at android.view.ViewRootImpl$ViewPostImeInputStage.onProcess(ViewRootImpl.java:6601)
	at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:6059)
	at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:6116)
	at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:6082)
	at android.view.ViewRootImpl$AsyncInputStage.forward(ViewRootImpl.java:6247)
	at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:6090)
	at android.view.ViewRootImpl$AsyncInputStage.apply(ViewRootImpl.java:6304)
	at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:6063)
	at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:6116)
	at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:6082)
	at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:6090)
	at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:6063)
	at android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:9209)
	at android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:9125)
	at android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:9086)
	at android.view.ViewRootImpl$ViewRootHandler.handleMessageImpl(ViewRootImpl.java:5824)
	at android.view.ViewRootImpl$ViewRootHandler.handleMessage(ViewRootImpl.java:5707)
	at android.os.Handler.dispatchMessage(Handler.java:111)
	at android.os.Looper.loopOnce(Looper.java:238)
	at android.os.Looper.loop(Looper.java:357)
	at android.app.ActivityThread.main(ActivityThread.java:8094)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:957)