Email or Username Authentication Plugin for Joomla 1.5 and Joomla 2.5
may you included Email or Username Authentication in your 2.04.2014 release because this plg. is not working properly on stable joomla and VM.
it only tells username or password not found. i tried without your plg auth via username is working.
also with awo plg is working. but a soultion from your side would be nice.