ovs-vsctl报错及AttributeError：'Ctrl' object has no attribute 'qdepth'

[ywhGurgris]

您好，我最近在跑int-path的实验，遇到了以下error，请问ovs-vsctl: Error detected while setting up 'ens38'以及'Ctrl' object has no attribute 'qdepth'如何解决？

...*** errRun: ovs-vsctl
ovs-vsctl: missing command name (use --help for help)
1
ovs-vsctl: Error detected while setting up 'ens38': could not open network device ens38 (No such device). See ovs-vswitchd log for details.
ovs-vsctl: The default log directory is "/var/log/openvswitch".
*** h0 : (' python /P4_DC/packet/sendint.py 0 &',)
*** h0 : ('/P4_DC/packet/receiveint 0 >/dev/null &',)
bash: /root/P4_DC/packet/receiveint: 没有那个文件或目录
*** h1 : (' python /P4_DC/packet/sendint.py 1 &',)
[1] 3158
*** h1 : ('/P4_DC/packet/receiveint 1 >/dev/null &',)
[2] 3159
*** h2 : (' python /P4_DC/packet/sendint.py 2 &',)
*** h2 : ('/P4_DC/packet/receiveint 2 >/dev/null &',)
bash: /root/P4_DC/packet/receiveint: 没有那个文件或目录
*** h4 : (' python /P4_DC/packet/sendint.py 4 &',)
[1] 3162
*** h4 : ('/P4_DC/packet/receiveint 4 >/dev/null &',)
bash: /root/P4_DC/packet/receiveint: 没有那个文件或目录
*** h5 : (' python /P4_DC/packet/sendint.py 5 &',)
*** h5 : ('/P4_DC/packet/receiveint 5 >/dev/null &',)
[2] 3165
Traceback (most recent call last):
File "app.py", line 440, in
app.start()
File "app.py", line 355, in start
self.makeTopo()
File "app.py", line 253, in makeTopo
switch.runtime.makeThriftLink(self.qdepth, self.qrate)
AttributeError: 'Ctrl' object has no attribute 'qdepth'