OFPT_ERROR (xid=0x4): OFPBRC_BAD_SUBTYPE

[mahrukhfida]

Hi
I am new to OVS and P4. When I load a bpf program to switch using following command
$ sudo ovs-ofctl load-bpf-prog br0 1 test.o
I get
OFPT_ERROR (xid=0x4): OFPBRC_BAD_SUBTYPE
NXT_BPF_LOAD_PROG (xid=0x4):

Any help will be highly appreciated

[KekeZheng]

May i ask what's your ubuntu version?
I am also a new to OVS and P4,and i want to install it ,but i met some error,i am not sure if it's because the version of ubuntu.

[pchaigno]

@mahrukhfida or anyone else who hits this issue: Could you share the object file you tried to load?

[AmazingBJ]

Did you solve this problem please?