I have a error in makefile while running xv6 in ubuntu

Question

i have cloned the xv6-public repository in ubuntu virtual box and i have used the commands

$sudo apt-get install qemu
$git clone https://github.com/mit-pdos/xv6-public.git
$cd xv6-public
$make
$make qemu-nox

when i run make qemu-nox i am getting error like below

***
*** Error: Couldn't find a working QEMU executable.
*** Is the directory containing the qemu binary in your PATH
*** or have you tried setting the QEMU variable in Makefile?
***
nographic -drive file=fs.img,index=1,media=disk,format=raw -drive file=xv6.img,index=0,media=disk,format=raw -smp 2 -m 512 
make: nographic: Command not found
make: [Makefile:231: qemu-nox] Error 127 (ignored)

can anyone give any solution for this

Answer 1

I've learned this solution from somebody named Amrollahi.
Try these steps, if your current step works, don't try the rest of it.

one:

make clean

---

make

---

make qemu

two:

sudo apt install qemu-system-x86

then repeat step one.

three:

try this link.

four:

you can also try this.