android - RadioButton select not working -

hi there, have 4 radio buttons in 2 different radiogroup , need usual 1 per group can selected, doesn't work, suggestions?

<?xml version="1.0" encoding="utf-8"?> <scrollview xmlns:android="http://schemas.android.com/apk/res/android"     android:id="@+id/scrollview1" android:layout_width="match_parent"     android:layout_height="match_parent">     <tablelayout android:background="#ffffff"         android:layout_width="match_parent" android:layout_height="match_parent"         android:stretchcolumns="1">         <radiogroup android:layout_width="match_parent"             android:layout_height="wrap_content" android:orientation="vertical"             android:id="@+id/radgroupdep">             <tablerow>                 <radiobutton android:id="@+id/raddepair"                     android:layout_width="wrap_content" android:layout_height="wrap_content"                     android:gravity="left"></radiobutton>                 <spinner android:id="@+id/spindepair" android:layout_height="wrap_content"                     android:layout_width="match_parent" android:gravity="right"></spinner>             </tablerow>             <tablerow>                 <radiobutton android:id="@+id/raddeptow"                     android:layout_width="wrap_content" android:layout_height="wrap_content"                     android:gravity="left"></radiobutton>                 <spinner android:id="@+id/spindepreg" android:layout_height="wrap_content"                     android:layout_width="match_parent" android:gravity="right"></spinner>             </tablerow>         </radiogroup>         <radiogroup android:layout_width="match_parent"             android:layout_height="wrap_content" android:orientation="vertical"             android:id="@+id/radgrouparr">             <tablerow>                 <radiobutton android:id="@+id/radarrair"                     android:layout_width="wrap_content" android:layout_height="wrap_content"                     android:gravity="left"></radiobutton>                 <spinner android:id="@+id/spinarrair" android:layout_height="wrap_content"                     android:layout_width="match_parent" android:gravity="right"></spinner>             </tablerow>             <tablerow>                 <radiobutton android:id="@+id/radarrtow"                     android:layout_width="wrap_content" android:layout_height="wrap_content"                     android:gravity="left"></radiobutton>                  <spinner android:id="@+id/spinarrreg" android:layout_height="wrap_content"                     android:layout_width="match_parent" android:gravity="right"></spinner>             </tablerow>         </radiogroup>     </tablelayout> </scrollview> 

apply code..it's work fine..some change in code.may helpful

i use relative layout instead of table layout....

<?xml version="1.0" encoding="utf-8"?> <linearlayout xmlns:android="http://schemas.android.com/apk/res/android"     android:orientation="vertical" android:layout_width="fill_parent"     android:layout_height="fill_parent" android:weightsum="1">     <scrollview android:id="@+id/scrollview1"         android:layout_width="match_parent" android:layout_height="wrap_content">         <relativelayout android:id="@+id/relativelayout1"             android:layout_width="match_parent" android:layout_height="wrap_content">             <radiogroup android:layout_width="wrap_content"                 android:layout_height="wrap_content" android:id="@+id/radiogroup1"                 android:layout_alignparenttop="true" android:layout_alignparentleft="true">                 <radiobutton android:layout_height="wrap_content"                     android:id="@+id/radio0" android:layout_width="wrap_content"                     android:checked="true"></radiobutton>                 <radiobutton android:layout_height="wrap_content"                     android:id="@+id/radio1" android:layout_width="wrap_content"></radiobutton>             </radiogroup>             <spinner android:layout_width="wrap_content" android:id="@+id/spinner1"                 android:layout_height="wrap_content" android:layout_alignparenttop="true"                 android:layout_torightof="@+id/radiogroup1"                 android:layout_marginleft="16dp"></spinner>             <spinner android:layout_width="wrap_content" android:id="@+id/spinner4"                 android:layout_height="wrap_content"                 android:layout_alignparentbottom="true" android:layout_alignleft="@+id/spinner1"></spinner>             <radiogroup android:layout_width="wrap_content"                 android:layout_height="wrap_content" android:id="@+id/radiogroup2"                 android:layout_below="@+id/spinner2" android:layout_toleftof="@+id/spinner1">                 <radiobutton android:layout_height="wrap_content"                     android:checked="true" android:id="@+id/radio3"                     android:layout_width="wrap_content"></radiobutton>                 <radiobutton android:layout_height="wrap_content"                     android:id="@+id/radio4" android:layout_width="wrap_content"></radiobutton>             </radiogroup>             <spinner android:layout_width="wrap_content" android:id="@+id/spinner2"                 android:layout_height="wrap_content" android:layout_below="@+id/spinner1"                 android:layout_alignleft="@+id/spinner1"></spinner>             <spinner android:layout_width="wrap_content" android:id="@+id/spinner3"                 android:layout_height="wrap_content" android:layout_aligntop="@+id/radiogroup2"                 android:layout_alignleft="@+id/spinner2"></spinner>         </relativelayout>     </scrollview> </linearlayout>