could it be that the SQL Service got stopped and is not running on your laptop now? go to control panel?Administrative Tools/Services, and make sure your SQLServer is running, then try to reconnect.
Lowell
--
help us help you! If you post a question, make sure you include a CREATE TABLE... statement and INSERT INTO... statement into that table to give the volunteers here representative data. with your description of the problem, we can provide a tested, verifiable solution to your question! asking the question the right way gets you a tested answer the fastest way possible!