Jaison_Joseph Jaison_Joseph - 2 months ago 134
Android Question

Error:(27) No resource identifier found for attribute 'srcCompat' in package 'com.example.jaisonjoseph.newsclient'

enter image description here
I added an

ImageButton
to my
CardView
, and when I add
app:srcComapat
to my
ImageButton
. I'm getting an error like below:


Error:(27) No resource identifier found for attribute 'srcCompat' in
package 'com.example.jaisonjoseph.newsclient'


here is my content_main.xml layout:

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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"
app:layout_behavior="@string/appbar_scrolling_view_behavior"
tools:context="com.example.jaisonjoseph.newsclient.MainActivity"
tools:showIn="@layout/app_bar_main"
style="@style/Base.Widget.AppCompat.ButtonBar"
android:background="#ffffff">

<android.support.v7.widget.CardView
android:id="@+id/card_view"
android:layout_width="350dp"
android:layout_height="150dp"
app:cardCornerRadius="6dp"
android:background="#f6f6f6"
android:layout_alignParentTop="true"
android:layout_alignParentRight="true"
android:layout_alignParentEnd="true">

<ImageButton
android:layout_width="wrap_content"
android:layout_height="wrap_content"
app:srcCompat="@drawable/daily"
android:id="@+id/imageButton3"
android:src="@drawable/daily" />
</android.support.v7.widget.CardView>
</RelativeLayout>

Answer

Just change RelativeLayout property

xmlns:app="http://schemas.android.com/apk/res-auto"

to

xmlns:app="http://schemas.android.com/apk/lib/com.example.jaisonjoseph.newsclient"

Edit :

add this

xmlns:app="http://schemas.android.com/apk/lib/com.example.jaisonjoseph.newsclient"

For more detail visit this : No resource identifier found for attribute ' ' in package 'com.app....'

Complete Code :

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/lib/com.example.jaisonjoseph.newsclient"
        xmlns:tools="http://schemas.android.com/tools"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        app:layout_behavior="@string/appbar_scrolling_view_behavior"
        tools:context="com.example.jaisonjoseph.newsclient.MainActivity"
        tools:showIn="@layout/app_bar_main"
        style="@style/Base.Widget.AppCompat.ButtonBar"
        android:background="#ffffff">

    <android.support.v7.widget.CardView
        android:id="@+id/card_view"
        android:layout_width="350dp"
        android:layout_height="150dp"
        app:cardCornerRadius="6dp"
        android:background="#f6f6f6"
        android:layout_alignParentTop="true"
        android:layout_alignParentRight="true"
        android:layout_alignParentEnd="true">

        <ImageButton
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            app:srcCompat="@drawable/daily"
            android:id="@+id/imageButton3"
            android:src="@drawable/daily" />
    </android.support.v7.widget.CardView>
</RelativeLayout>
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