phone stuck on andriod logo

Hi please can sum one help me

My phone went dead I but it on charge. But when it came on it went straight to an andriod screen. I treid to do a factory reset. Treid loading on new firmware with sdcard treid a couple of diffrent one nothing want to word. Now I never changed the firmware or rom ion the phone so it stil sould be standerd I dnt now what els to do please can sumone help me please. On doing factory reset or what ever the same msg cmes on big fail E faild to mount cache invalid arguments ensure pathmountes failed