Missing resource error, in Android -

thank posted answer, looked on of them , seem work! sorry if didn't mark your's answer since mark one. methods below worked me. appreciated.

hi couple of things know:

i created new activity, simple. function press button on mainactivity page redirect user new page called display. seems working fine except 2 errors keep on getting. android:id="@+id/" , android:layout_below="@+id/" return missing resource names.

here code:

<relativelayout 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" android:paddingleft="@dimen/activity_horizontal_margin"     android:paddingright="@dimen/activity_horizontal_margin"     android:paddingtop="@dimen/activity_vertical_margin"     android:paddingbottom="@dimen/activity_vertical_margin" tools:context=".mainactivity">      <textview android:text="@string/welcome_screen" android:layout_width="wrap_content"         android:layout_height="wrap_content"         android:id="@+id/"         android:layout_alignparenttop="true"         android:layout_centerhorizontal="true"         android:textstyle="bold"         android:textsize="24sp"         android:textcolor="#000000"/>      <button         android:layout_width="wrap_content"         android:layout_height="wrap_content"         android:text="@string/g_button"         android:id="@+id/g_button"         android:layout_margintop="121dp"         android:layout_below="@+id/"         android:layout_centerhorizontal="true"         android:clickable="true"         android:onclick="onbuttonclick" />  </relativelayout> 

any appreciated.

you have give proper id textview below code

<textview android:text="@string/welcome_screen" android:layout_width="wrap_content"     android:layout_height="wrap_content"     android:id="@+id/mytext"     android:layout_alignparenttop="true"     android:layout_centerhorizontal="true"     android:textstyle="bold"     android:textsize="24sp"     android:textcolor="#000000"/>  <button     android:layout_width="wrap_content"     android:layout_height="wrap_content"     android:text="@string/g_button"     android:id="@+id/g_button"     android:layout_margintop="121dp"     android:layout_below="@+id/mytext"     android:layout_centerhorizontal="true"     android:clickable="true"     android:onclick="onbuttonclick" />