인프런 커뮤니티 질문&답변

아래는 코드입니다. 참고로 activity_main 파일입니다.

 

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">

  <TextView
      android:id="@+id/textView"
      android:layout_width="match_parent"
      android:layout_height="wrap_parent"
      android:gravity="center"
      android:text="D-day Counter"
      android:textSize="20sp"
      android:textStyle="bold"
      app:layout_constraintTop_toTopOf="parent"
       />

  <ImageView
      android:id="@+id/imageView6"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      android:layout_marginTop="50dp"
      android:scaleType="fitXY"
      android:src="@drawable/tt"
      app:layout_constraintBottom_toBottomOf="parent" />


  <TextView
      android:id="@+id/finaldate"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:text="0"
      android:textColor="@color/black"
      android:textSize="50dp"
      app:layout_constraintBottom_toBottomOf="parent"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toTopOf="@+id/textView" />

  <Button
      android:id="@+id/startbtn"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_margin="20dp"
      android:text="시작일"
      app:layout_constraintBottom_toBottomOf="parent"
      app:layout_constraintStart_toStartOf="parent" />

  <Button
      android:id="@+id/endbtn"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_margin="20dp"
      android:text="시작일"
      app:layout_constraintBottom_toBottomOf="parent"
      app:layout_constraintEnd_toEndOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>


//이런 식으로 코딩을 했는데
//18번째줄에 android resource linking failed 이라는 오류가 발생했습니다.
//해결 방법이 궁금합니다. 항상 감사드립니다!!