Rs.Samadi

Thank you for your response. I executed this command first: sudo apt-get install linux-image-extra-`uname -r` but I got an error: sudo apt-get install linux-image-extra-$(uname -r) Reading package lists... Done Building...

Not yet. I don't know how should I update matplotlibrc file because the link that you sent me doesn't work.

I updated matplotlibrc file but I got an error when I ran my topology: Warning! If you already had Mininet-WiFi installed please run util/install.sh -W and then sudo make install....

nothing. lab1@ubuntu:~$ sudo modprobe mac80211_hwsim lab1@ubuntu:~$ after that when I run: sudo mn --wifi I get the same error arning! Error when loading mac80211_hwsim. Please run sudo 'mn -c' before...

lab1@ubuntu:~$ sudo mn --wifi -v debug Bad key "lines.markeredgecolor" on line 12 in /usr/share/matplotlib/mpl-data/stylelib/classic.mplstyle. You probably need to get an updated matplotlibrc file from http://github.com/matplotlib/matplotlib/blob/master/matplotlibrc.template or from the matplotlib source...

first: I installed successfully following files: pip install matplotlib==2.1.0 then: sudo pip install matplotlib sudo pip install numpy sudo pip install scipy but I got an error again. I tried...