script aborted: mount() expects 4 args, got 5

I got this error while flashing the new rom i did myself,
script aborted: mount() expects 4 args, got 5
mount() expects 4 args, got 5
E:Error in /sdcard/tecnop5.zip (Status 7)
Installation aborted.

This is the first rom i will be flashing, i got the tutorial from this same website and i must thank you guys for job weldone,
anything i need about my android i do come here directly and i get my answer straight forward, thanks again.
Also i'm using tecno p5

Like i said this is the first rom i will be porting so i just followed the steps in the tutorial and i landed here, i don't know what next to do to make the rom work for me, so guys please help me out, i really want this rom to work for me....
And also anybody helping me should please help step by step cos i'm a novice, just getting to know this rom language.
Thanks in advance.....