Why do I get an error message when I open my address book?

When I try to delete a person from my address book I get a 40402 error message. What do I need to do differently??

for the third week running on a Friday/Saturday when I try to insert an address nothing happens and then I find that there are only aboput 5 addresses! The remaining 174 are in the deleted section. When I try to restore the message "Temprary Error...

When I try to send an email, sometimes I get an error message saying the recipient information does not quite look right. I am selecting from my address book from addresses that I have sent to many times. I am not typing in addresses, so it is not the...

1) I get this error message: "The same Yahoo! Messenger ID cannot be used by more than one contact." How can I edit my contacts?? And update email addresses when I keep getting this message. some of my contacts have changed their email address...

I've just switched to the new Yahoo Mail...I was having troube the past couple of days forwarding emails....It wouldn't insert them via my address book and insert addresses....Now, with the new 360, my "chain" list is no longer working, and...

i have deleted my friends, but i still have contacts in my address book. when i go to delete them, i get a message telling me that the operation failed due to error 40402