Insert contact programmatically in android 4.0 is not showing in default contact list -

i'm doing android application insert contacts programmatically.i've added 1 contact using below code. adding couldn't see contact on default device contact list. device version 4.0.4. showing & on other devices.thanks in advance.

code:

private void createcontact(string name, string phone) {     contentresolver cr = getcontentresolver();      arraylist<contentprovideroperation> ops = new arraylist<contentprovideroperation>();     ops.add(contentprovideroperation             .newinsert(contactscontract.rawcontacts.content_uri)             .withvalue(contactscontract.rawcontacts.account_type,                     "accountname@gmail.com")             .withvalue(contactscontract.rawcontacts.account_name,                     "com.google").build());     ops.add(contentprovideroperation             .newinsert(contactscontract.data.content_uri)             .withvaluebackreference(contactscontract.data.raw_contact_id, 0)             .withvalue(                     contactscontract.data.mimetype,                     contactscontract.commondatakinds.structuredname.content_item_type)             .withvalue(                     contactscontract.commondatakinds.structuredname.display_name,                     name).build());// display name comes here     ops.add(contentprovideroperation             .newinsert(contactscontract.data.content_uri)             .withvaluebackreference(contactscontract.data.raw_contact_id, 0)             .withvalue(                     contactscontract.data.mimetype,                     contactscontract.commondatakinds.phone.content_item_type)             .withvalue(contactscontract.commondatakinds.phone.number, phone)// phone number comes here             .withvalue(contactscontract.commondatakinds.phone.type,                     contactscontract.commondatakinds.phone.type_home)             .build());      try {         cr.applybatch(contactscontract.authority, ops);     } catch (remoteexception e) {         // todo auto-generated catch block         e.printstacktrace();     } catch (operationapplicationexception e) {         // todo auto-generated catch block         e.printstacktrace();     } }