wpa supplicant

i having problem to connect direct to my home wifi modem. earlier i have no problem to connect to this modem.
i also have powerline modem connected to my home wifi modem and have no problem connected to it.
i just don't know hat went wrong
can anyone with rooted ml7-t10 to pass me their wpa_supplicant file. its located in system/bin directory.
do not give me from other location as it contain your wifi password.

i need it to test whether my phone still ok or not