无法从表单字段更新数据库条目

And this is post 3 in a few days - but I'm so close (and you guys rule). I've got a form for 'edit' that now populates the fields with what's in the database, based on the gigid which was passed in a query. What I can't do now is get it to update.And this is post 3 in a few days - but I'm so c