CusorAdapter の projection には _id カラムをいれておけ.
...
static final String[] CONTACTS_SUMMARY_PROJECTION = new String[] {
Contacts._ID, // 無駄に入れておく
Contacts.DISPLAY_NAME,
Contacts.CONTACT_STATUS,
Contacts.CONTACT_PRESENCE,
Contacts.PHOTO_ID,
Contacts.LOOKUP_KEY,
};
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
// ...
return new CursorLoader(getActivity(), baseUri,
CONTACTS_SUMMARY_PROJECTION, select, null,
Contacts.DISPLAY_NAME + " COLLATE LOCALIZED ASC");
}
...
listview - Android column '_id' does not exist? - Stack Overflow
