anytime a user logs into our Wiki they get the following error: \"This Wiki uses cookies to log in users. You have cookies disabled. Please enable them and try again.\" Even
Problem I just had was due to default install of our PHP using C:\windows\temp as a base folder for PHP session and other data.
Of course, once someone empties out the temp folder because its full of junk .... the sub-folders for PHP information go with it too :\