The server sends messages to the console and to the Windows event log (on Windows systems only) if the server configuration is invalid, or if an early start-up error occurs.
The ECDA logging facility must have access to the server configuration
file 
server.cfg before
it can initialize. If the server configuration is invalid, or if
an early start-up error occurs, messages are sent to the following
substitute locations: 
In
all cases, including Windows systems, the server sends messages
to stderr (the
console by default).
 
On Windows
                        systems only, messages are also written to the Windows event log.