Wireshark-users: [Wireshark-users] Wireshark start error in mininet vm

From: "Petros B." <petrosbelachew@xxxxxxxxx>
Date: Thu, 1 Mar 2018 05:57:56 -0800

I have installed mininet Vm. and after running the command "sudo wireshark &"
it doesn't start wireshark but it  says 'can't open the display'
Is there anyone who can help me urgently!
Thanks!