> Having issues running ryu-manager . Getting the following error .

i couldn't reproduce it with today's master.
can you tell us more specific recipe to reproduce the problem?
thanks.

YAMAMOTO Takashi

> 
> -VirtualBox:~/Downloads/ryu-master$ sudo ryu-manager
> Traceback (most recent call last):
>   File "/usr/local/bin/ryu-manager", line 9, in <module>
>     load_entry_point('ryu==3.0', 'console_scripts', 'ryu-manager')()
>   File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 337, in
> load_entry_point
>     return get_distribution(dist).load_entry_point(group, name)
>   File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 2279, in
> load_entry_point
>     return ep.load()
>   File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 1989, in
> load
>     entry = __import__(self.module_name, globals(),globals(), ['__name__'])
>   File "/usr/local/lib/python2.7/dist-packages/ryu/cmd/manager.py", line
> 43, in <module>
>     from ryu.topology import switches
>   File "/usr/local/lib/python2.7/dist-packages/ryu/topology/switches.py",
> line 427, in <module>
>     class Switches(app_manager.RyuApp):
>   File "/usr/local/lib/python2.7/dist-packages/ryu/topology/switches.py",
> line 434, in Switches
>     LLDP_PACKET_LEN = len(LLDPPacket.lldp_packet(0, 0, DONTCARE_STR, 0))
>   File "/usr/local/lib/python2.7/dist-packages/ryu/topology/switches.py",
> line 391, in lldp_packet
>     pkt.serialize()
>   File "/usr/local/lib/python2.7/dist-packages/ryu/lib/packet/packet.py",
> line 74, in serialize
>     data = p.serialize(self.data, prev)
>   File "/usr/local/lib/python2.7/dist-packages/ryu/lib/packet/ethernet.py",
> line 61, in serialize
>     self.ethertype)
> struct.error: argument for 's' must be a string
> -VirtualBox:~/Downloads/ryu-master$

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