java.lang.NumberFormatException: For input string: "."
	at jdk.internal.math.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:2054)
	at jdk.internal.math.FloatingDecimal.parseDouble(FloatingDecimal.java:110)
	at java.lang.Double.parseDouble(Double.java:662)
	at com.entitcs.office_attendance.sales.Sales_Product_Master$d0.onTextChanged(Unknown Source:36)
	at android.widget.TextView.sendOnTextChanged(TextView.java:12492)
	at android.widget.TextView.handleTextChanged(TextView.java:12607)
	at android.widget.TextView$ChangeWatcher.onTextChanged(TextView.java:16009)
	at android.text.SpannableStringBuilder.sendTextChanged(SpannableStringBuilder.java:1268)
	at android.text.SpannableStringBuilder.replace(SpannableStringBuilder.java:577)
	at android.text.SpannableStringBuilder.delete(SpannableStringBuilder.java:231)
	at android.text.SpannableStringBuilder.delete(SpannableStringBuilder.java:38)
	at android.text.method.BaseKeyListener.backspaceOrForwardDelete(BaseKeyListener.java:372)
	at android.text.method.BaseKeyListener.backspace(BaseKeyListener.java:71)
	at android.text.method.BaseKeyListener.onKeyDown(BaseKeyListener.java:498)
	at android.text.method.NumberKeyListener.onKeyDown(NumberKeyListener.java:146)
	at android.widget.TextView.doKeyDown(TextView.java:9605)
	at android.widget.TextView.onKeyDown(TextView.java:9377)
	at android.view.KeyEvent.dispatch(KeyEvent.java:2935)
	at android.view.View.dispatchKeyEvent(View.java:15733)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1995)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1995)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1995)
	at android.widget.ScrollView.dispatchKeyEvent(ScrollView.java:509)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1995)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1995)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1995)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1995)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1995)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1995)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1995)
	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1995)
	at com.android.internal.policy.DecorView.superDispatchKeyEvent(DecorView.java:547)
	at com.android.internal.policy.PhoneWindow.superDispatchKeyEvent(PhoneWindow.java:1913)
	at android.app.Activity.dispatchKeyEvent(Activity.java:4427)
	at androidx.core.app.f.superDispatchKeyEvent(Unknown Source:0)
	at a1.g.e(Unknown Source:10)
	at androidx.core.app.f.dispatchKeyEvent(Unknown Source:18)
	at androidx.appcompat.app.d.dispatchKeyEvent(Unknown Source:22)
	at h.j.dispatchKeyEvent(Unknown Source:2)
	at androidx.appcompat.app.g$m.dispatchKeyEvent(Unknown Source:8)
	at h.j.dispatchKeyEvent(Unknown Source:2)
	at com.android.internal.policy.DecorView.dispatchKeyEvent(DecorView.java:434)
	at android.view.ViewRootImpl$ViewPostImeInputStage.processKeyEvent(ViewRootImpl.java:7637)
	at android.view.ViewRootImpl$ViewPostImeInputStage.onProcess(ViewRootImpl.java:7498)
	at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:6911)
	at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:6973)
	at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:6934)
	at android.view.ViewRootImpl$AsyncInputStage.forward(ViewRootImpl.java:7104)
	at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:6942)
	at android.view.ViewRootImpl$AsyncInputStage.apply(ViewRootImpl.java:7161)
	at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:6915)
	at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:6973)
	at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:6934)
	at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:6942)
	at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:6915)
	at android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:10103)
	at android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:10054)
	at android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:10014)
	at android.view.ViewRootImpl$ViewRootHandler.handleMessageImpl(ViewRootImpl.java:6662)
	at android.view.ViewRootImpl$ViewRootHandler.handleMessage(ViewRootImpl.java:6525)
	at android.os.Handler.dispatchMessage(Handler.java:106)
	at android.os.Looper.loopOnce(Looper.java:257)
	at android.os.Looper.loop(Looper.java:368)
	at android.app.ActivityThread.main(ActivityThread.java:8839)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:572)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1049)