Xposed not installed in gionee m4 via terminal emulator

I am trying to xposed install via installer.txt in my gionee m4 but when i type command su then enter
Then type sh /sdcard/installer.txt enter
Yes for 1 enter
Now error was come not exposed.zip
What is the solution for this.help me
My device works on lolipop 5.0 and model is gionee m4.

from xda-developers http://ift.tt/2ba08d2
via IFTTT