LinuxQuestions.org - Error (8B06) when using Wifiphisher

im new to linux and im facing this annoying problem
i couldn't find any solution
please help me :(

Code:

root@kali:~/Desktop/wifiphisher-master# python wifiphisher.py

[*] Starting HTTP server at port 8080

[*] Starting HTTPS server at port 443



[+] Networks discovered by wlan0: 3



[+] Starting monitor mode off wlan0



Error for wireless request "Set Mode" (8B06) :



    SET failed on device wlan0 ; Invalid argument.

[*] Cleared leases, started DHCP, set up iptables