Management Studio - Password Cache

Having changed a lot of passwords recently, I found that removing (or renaming for safety) the following file helped.

(Management Studio recreates it when you next start)

C:\Documents and Settings\[username]\Application Data\Microsoft\Microsoft SQL Server\100\Tools\Shell\SqlStudio.bin


http://stackoverflow.com/questions/349668/removing-the-remembered-login-and-password-list-in-sql-management-studio