Mininet: Cannotfindrequiredexecutablecontroller Solution

Mininet: Cannotfindrequiredexecutablecontroller Solution
Problem

When I run mininet, the following problems occur:

* ** Creating network
* ** Adding controller
* ** Adding hosts:
H1 h2 h3 h4 h5
* ** Adding switches:
S1
* ** Adding links:
(H1, s1) (h2, s1) (h3, s1) (h4, s1) (h5, s1)
* ** Using ing hosts
H1 h2 h3 h4 h5
* ** Starting controller
Cannot find required executable controller.
Please make sure that it is installed and available in your $ PATH:
(/Usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin)

Solution

Run the following command:

Sudo ln/usr/bin/ovs-controller/usr/bin/controller

.