如何在android studio中修复此导航错误？

Question

[每当我在手机上加载应用程序时，它就会崩溃。任何帮助将不胜感激。The Error

Answer 1

<?xml version="1.0" encoding="utf-8"?>
<navigation xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
xmlns:android="http://schemas.android.com/apk/res/android"
app:startDestination="@id/blankFragment">
<fragment
    android:id="@+id/blankFragment"
    android:name="com.example.cashdog.cashdog.BlankFragment"
    android:label="fragment_blank"
    tools:layout="@layout/fragment_blank" >
    <action
        android:id="@+id/action_blankFragment_to_blankFragment2"
        app:destination="@id/blankFragment2" />
</fragment>
<fragment
    android:id="@+id/blankFragment2"
    android:name="com.example.cashdog.cashdog.BlankFragment2"
    android:label="fragment_blank_fragment2"
    tools:layout="@layout/fragment_blank_fragment2" />
 </navigation>