I downloiaded the 4.2 windows upgrade and ran on server the got the error message below
from installatioin wizard ; " cannot connect to the server . please check your connection settings and verify the sql server is in the coirrect state.
from mssq2l log Login failed for user ''. The user is not associated with a trusted SQL Server connection. [CLIENT: 65.240.224.234]
it tried to connect to the right server , but used a bad user name