activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<ScrollView
        xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:tools="http://schemas.android.com/tools"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        xmlns:app="http://schemas.android.com/apk/res-auto"
        android:fillViewport="true"
>

    <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:id="@+id/constraint_layout1"
            >


        <com.google.android.material.textfield.TextInputLayout
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                app:layout_constraintTop_toTopOf="parent"
                app:layout_constraintRight_toRightOf="parent"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintBottom_toTopOf="@+id/username_input_layout"
                android:padding="16dp"
                app:helperText="Email"
                android:id="@+id/email_input_layout"
                app:layout_constraintVertical_chainStyle="packed"
                app:layout_constraintVertical_bias=".1"
        >

            <TextView
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:id="@+id/email"
                    android:textColor="#000"
                    android:hint="@string/your_email"
                    android:textSize="20sp"
            />

        </com.google.android.material.textfield.TextInputLayout>


        <com.google.android.material.textfield.TextInputLayout
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                app:layout_constraintTop_toBottomOf="@+id/email_input_layout"
                app:layout_constraintRight_toRightOf="parent"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintBottom_toTopOf="@+id/change_password"
                android:padding="16dp"
                app:helperText="Username"
                android:id="@+id/username_input_layout"
        >

            <TextView
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:id="@+id/username"
                    android:textColor="#000"
                    android:hint="@string/your_username"
                    android:textSize="20sp"
            />

        </com.google.android.material.textfield.TextInputLayout>


        <TextView
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                app:layout_constraintTop_toBottomOf="@+id/username_input_layout"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintRight_toRightOf="parent"
                app:layout_constraintBottom_toBottomOf="parent"
                android:textSize="18sp"
                android:textColor="@color/link_blue"
                android:text="@string/change_password"
                android:id="@+id/change_password"
                android:gravity="center"
        />

        <Button
                android:id="@+id/logout_button"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                app:layout_constraintTop_toBottomOf="@+id/change_password"
                app:layout_constraintRight_toRightOf="parent"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintBottom_toBottomOf="parent"
                android:background="@drawable/red_button_drawable"
                android:text="Log out"
                android:textAllCaps="false"
                android:textColor="#fff"
                android:textSize="16sp"
                android:layout_marginLeft="15dp"
                android:layout_marginRight="15dp"
                android:layout_marginTop="50dp"
                android:layout_marginBottom="30dp"
        />
    </androidx.constraintlayout.widget.ConstraintLayout>







</ScrollView>

hello

Hi

Hi, I applied this to one of my activity layout and it works fine but on another layout it's not.

Hi! It didn´t work for me until I set android:layout_height="wrap_content" instead of "match parent" (ScrollView)

Hi! It didn´t work for me until I set android:layout_height="wrap_content" instead of "match parent" (ScrollView)

I had the same problem.