mininet报错解决:Exception: Could not find a default OpenFlow controller和Cannot find required executable
早上在使用mininet的时候报错如下:Traceback(mostrecentcalllast):File"simple.py",line63,inmyTestnet=Mininet(MyTopo())File"/usr/lib/python2.7/dist-packages/mininet/net.py",line172,in__init__self.build()File"/usr/lib/