ClassCastException when using simonvt number picker
android, classcastexception, numberpicker, xml
Solution
It appears you imported:
import android.widget.NumberPicker;
But you want meant to use:
import net.simonvt.widget.NumberPicker;
Problem
I'm trying to use simonvt number picker. I have added the library succesfully to my project and I have run sample project with library successfully. But in my project I get this exception : 12-01 21:39:48.543: E/AndroidRuntime(987): java.lang.RuntimeException: Unable to start >activity ComponentInfo{com.tekna.digiguide/com.tekna.digiguide.KayitHourPickerActivity}: >java.lang.ClassCastException: net.simonvt.widget.NumberPicker Can anyone help? my xml file ``` <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:gravity="center" android:orientation="vertical" > <net.simonvt.widget.NumberPicker android:id="@+id/numberPicker" android:layout_width="wrap_content" android:layout_height="wrap_content" /> <Button android:id="@+id/buttonPickerEkle" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Button" /> </LinearLayout> ``` and my actvity ``` protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.pickerlayout); final NumberPicker np = (NumberPicker) findViewById(R.id.numberPicker); np.setMaxValue(24); np.setMinValue(1); np.setFocusable(true); np.setFocusableInTouchMode(true); } ```