Login Issue

I have one drobopro fs, when i am trying to configure this device its asking admin username and password, i tried default username and password but its showing wrong username and password even i reset the devise same issues is coming.
please help me.

hi is it connected directly to your computer or is it via other connectors?
i seem to remember another user had problems when going through other connections, but when he directly connected he was able to log in and change the password.