Hi, The error has occurred because the package to be installed is insufficient. Please referring to the following, try to reinstall the Ryu.
https://osrg.github.io/ryu-book/en/html/switching_hub.html#execution-of-ryu-application Thanks, On 2016年05月20日 04:37, Iuri Finger wrote: > Hello friends. > I'm starting work on openflow University and previously never had > contact with anything about SDN. > > I have already installed natively and success with Mininet and RYU app. > > Well then, I began reading and following the tutorial available on RYU site. > > I'll tell you which commands that I made to find the error, which has > not yet found the solution and reason, and finally I got here. > > Well, the commands are as follows: > > $mn --topo single,3 --mac --switch ovsk --controller remote -x // SUCESS > > $ovs-vsctl show //SUCESS > > $ovs-dpctl show // SUCESS > > $ovs-vsctl set bridge s1 protocols=OpenFlow13 // Definido versão 1.3 com > SUCESS > > $ovs-ofctl -O OpenFlow13 dump-flows s1 // SUCESS > > And here the error occurred. I encounter this error whenever I start the > app RYU. > > The command to use and is causing the error is as follows: > > $ryu-manager --verbose ryu.app.simple_switch_13 > > And the error that appears is the following: > > root@iuri-S430-G-BC32P1:/home/iuri# ryu-manager --verbose > ryu.app.simple_switch_13 > Traceback (most recent call last): > File "/usr/local/bin/ryu-manager", line 5, in <module> > from pkg_resources import load_entry_point > File "build/bdist.linux-x86_64/egg/pkg_resources/__init__.py", line > 2900, in <module> > File "build/bdist.linux-x86_64/egg/pkg_resources/__init__.py", line > 2886, in _call_aside > File "build/bdist.linux-x86_64/egg/pkg_resources/__init__.py", line > 2913, in _initialize_master_working_set > File "build/bdist.linux-x86_64/egg/pkg_resources/__init__.py", line > 635, in _build_master > File "build/bdist.linux-x86_64/egg/pkg_resources/__init__.py", line > 942, in require > File "build/bdist.linux-x86_64/egg/pkg_resources/__init__.py", line > 829, in resolve > pkg_resources.DistributionNotFound: The 'stevedore>=1.5.0' distribution > was not found and is required by oslo.config > > Use Ubuntu 15:10 and everything is installed natively without virtual > machines > > > Grateful for any help. > I hope you found a place to help in times like this. > > Thank you > > -- > */Atenciosamente/* > *Iuri Finger- /Netvisual TELECOM/* > > > ------------------------------------------------------------------------------ > Mobile security can be enabling, not merely restricting. Employees who > bring their own devices (BYOD) to work are irked by the imposition of MDM > restrictions. Mobile Device Manager Plus allows you to control only the > apps on BYO-devices by containerizing them, leaving personal data untouched! > https://ad.doubleclick.net/ddm/clk/304595813;131938128;j > > > > _______________________________________________ > Ryu-devel mailing list > Ryu-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/ryu-devel > ------------------------------------------------------------------------------ Mobile security can be enabling, not merely restricting. Employees who bring their own devices (BYOD) to work are irked by the imposition of MDM restrictions. Mobile Device Manager Plus allows you to control only the apps on BYO-devices by containerizing them, leaving personal data untouched! https://ad.doubleclick.net/ddm/clk/304595813;131938128;j _______________________________________________ Ryu-devel mailing list Ryu-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/ryu-devel