Go to the info tab in iTunes and double check your selections. You must have unchecked something or either selected it to clear your iphone after the next sync.
no. address book deleted them when i synced the iPhone again trying to get them back. but iTunes does have a back up from yesterday but i don't know how to sync to it one.
no. address book deleted them when i synced the iPhone again trying to get them back. but iTunes does have a back up from yesterday but i don't know how to sync to it one.
You could do a restore and that will put them back, if the file was not changed when you last synced.