Address Book Sync Error Mac

I'm running OS 10.4.10 on a MacBook pro and have been having the following problem for a while. When i'm trying to sync my . ...

with password. I'm able to login via Safari and I get properly validated using .Mac in System Preferences. The problem I'm having is using Sync. I'm trying to sync my calendar and address book but receive the following error when I select Sync Now "Unable to access your .Mac user name or password. Please verify your . ...

s sync fails. iSyn returns an error message that saids that the synchronization could not be completed. And on the phone I recieved a "App. Closed!" error. ...

Okay, my girlfriend gave me her iPaq 3955 for my bday, and she bought me Missing Sync for Pocket PC. I have spent the past 24 hours trying to get the software to work, and it just won't. ...

simply sync Calender, address book, and other stuff between my home and my work computer. ...

I'm running iTunes 7.0.2, with a 60 GB Photo iPod running software version 1.2.1. I'm on a Mac iBook running system 10.4.8. ...

reset works fine, then after that, error reoccurs. ...

I've been researching this recently... I don't have a 6820 yet, and in fact, the phone purchase is going to be contingent on a Mac solution being available. ...

I'm able to get all the Address Book from the Phone to my Mac, but I'm not able to sync them when I change something on my Mac and I want it on my Siemens. ...

1.) I'm not 14. I've been using computers for nearly 20 years now & have seen them grow & change & get progressively more complex, not always for the better. 2.) your responses are off-topic & remarkably unhelpful. Thanks. Perhaps you'll find it more useful to offer constructive suggestions to help your fellow flailing technology users than condemning them for their...