I’m not sure if its related, but I’ve started seeing
peter26@Kona $ obd.query test mode=09 pid=0A force=True
>-
ERROR: Unable to verify connectivity of protocol 'auto': Unable to connect
because no supported protocol found
last logs included :
peter26@Kona $ minionutil.last_logs
>2-
raise ELM327Error(msg)
ELM327Error: Unable to verify connectivity of protocol 'auto': Unable to
connect because no supported protocol found
2018-12-04 18:49:49,334 [messaging :202 ][ERROR ][1032] Recurring
exception (18 times) in worker thread 'readout_30sec' while running workf
low
for message: {'returner': 'alternating_value', 'handler': 'query',
'converter': 'dtc', 'kwargs': {'protocol': 'auto', 'force': True, 'name':
'GET_DTC'}}
Traceback (most recent call last):
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 168, in
do_work
self._call_hook_for(message, "workflow", message)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 354, in
_call_hook_for
return True, func(*args, **kwargs)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 280, in
extended_workflow
found, result = self._call_hook_for(message, "handler", *args, **kwar
gs)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 354, in
_call_hook_for
return True, func(*args, **kwargs)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 75, in s
ynchronizer
return func(*args, **kwargs)
File "/var/cache/salt/minion/extmods/engines/obd_manager.py", line 69,
in query_handler
conn.ensure_protocol(protocol, baudrate=baudrate)
File "/var/cache/salt/minion/extmods/utils/obd_conn.py", line 26, in de
corator
return func(self, *args, **kwargs)
File "/var/cache/salt/minion/extmods/utils/obd_conn.py", line 184, in e
nsure_protocol
self.change_protocol.undecorated(self, ident, **kwargs) # No need to
call the 'ensure_open' decorator again
File "/var/cache/salt/minion/extmods/utils/obd_conn.py", line 158, in c
hange_protocol
self._obd.change_protocol(None if ident == "AUTO" else ident, **kwarg
s)
File "/usr/local/lib/python2.7/dist-packages/obd/obd.py", line 191, in
change_protocol
ret = self.interface.set_protocol(protocol, baudrate=baudrate)
File "/usr/local/lib/python2.7/dist-packages/obd/interfaces/stn11xx.py"
, line 248, in set_protocol
ret = super(STN11XX, self).set_protocol(ident, **kwargs)
File "/usr/local/lib/python2.7/dist-packages/obd/interfaces/elm327.py",
line 442, in set_protocol
self._protocol = self._auto_protocol()
File "/usr/local/lib/python2.7/dist-packages/obd/interfaces/elm327.py",
line 686, in _auto_protocol
res_0100 = self._verify_protocol("auto", force=not verify)
File "/usr/local/lib/python2.7/dist-packages/obd/interfaces/elm327.py",
line 645, in _verify_protocol
raise ELM327Error(msg)
ELM327Error: Unable to verify connectivity of protocol 'auto': Unable to
connect because no supported protocol found
2018-12-04 18:50:25,915 [messaging :540 ][ERROR ][1032] Exception
while processing event: {'tag':
'obd/req/4ddb2946-d99a-43be-82cb-58b85302ba00', 'data': {'_stamp':
'2018-12-04T18:50:17.400962', 'args': ['test'], '_event_tag':
'obd/req/4ddb2946-d99a-43be-82cb-58b85302ba00', 'kwargs': {'pid': '0A',
'force': True, 'bytes': None, 'mode': 9, 'decoder': None}}}
Traceback (most recent call last):
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 537, in
process_event
res = self.process(message)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 115, in
process
result = func(message, **settings)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 126, in
shared_worker
found, result = self._call_hook_for(message, "workflow", message)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 354, in
_call_hook_for
return True, func(*args, **kwargs)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 280, in
extended_workflow
found, result = self._call_hook_for(message, "handler", *args, **kwar
gs)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 354, in
_call_hook_for
return True, func(*args, **kwargs)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 75, in s
ynchronizer
return func(*args, **kwargs)
File "/var/cache/salt/minion/extmods/engines/obd_manager.py", line 69,
in query_handler
conn.ensure_protocol(protocol, baudrate=baudrate)
File "/var/cache/salt/minion/extmods/utils/obd_conn.py", line 26, in de
corator
return func(self, *args, **kwargs)
File "/var/cache/salt/minion/extmods/utils/obd_conn.py", line 184, in e
nsure_protocol
self.change_protocol.undecorated(self, ident, **kwargs) # No need to
call the 'ensure_open' decorator again
File "/var/cache/salt/minion/extmods/utils/obd_conn.py", line 158, in c
hange_protocol
self._obd.change_protocol(None if ident == "AUTO" else ident, **kwarg
s)
File "/usr/local/lib/python2.7/dist-packages/obd/obd.py", line 191, in
change_protocol
ret = self.interface.set_protocol(protocol, baudrate=baudrate)
File "/usr/local/lib/python2.7/dist-packages/obd/interfaces/stn11xx.py"
, line 248, in set_protocol
ret = super(STN11XX, self).set_protocol(ident, **kwargs)
File "/usr/local/lib/python2.7/dist-packages/obd/interfaces/elm327.py",
line 442, in set_protocol
self._protocol = self._auto_protocol()
File "/usr/local/lib/python2.7/dist-packages/obd/interfaces/elm327.py",
line 686, in _auto_protocol
res_0100 = self._verify_protocol("auto", force=not verify)
File "/usr/local/lib/python2.7/dist-packages/obd/interfaces/elm327.py",
line 645, in _verify_protocol
raise ELM327Error(msg)
ELM327Error: Unable to verify connectivity of protocol 'auto': Unable to
connect because no supported protocol found
2018-12-04 18:50:26,278 [salt.minion :1553][ERROR ][1282] A command in
'obd.query' had a problem: Unable to verify connectivity of protocol 'aut
o':
Unable to connect because no supported protocol found
2018-12-04 18:50:30,743 [messaging :202 ][ERROR ][1032] Recurring
exception (67 times) in worker thread 'readout_1sec' while running workfl
ow
for message: {'returner': 'alternating_value', 'handler': 'query', 'kwarg
s':
{'protocol': 'auto', 'force': True, 'name': 'RPM'}}
Traceback (most recent call last):
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 168, in
do_work
self._call_hook_for(message, "workflow", message)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 354, in
_call_hook_for
return True, func(*args, **kwargs)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 280, in
extended_workflow
found, result = self._call_hook_for(message, "handler", *args, **kwar
gs)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 354, in
_call_hook_for
return True, func(*args, **kwargs)
File "/var/cache/salt/minion/extmods/utils/messaging.py", line 75, in s
ynchronizer
return func(*args, **kwargs)
File "/var/cache/salt/minion/extmods/engines/obd_manager.py", line 69,
in query_handler
conn.ensure_protocol(protocol, baudrate=baudrate)
File "/var/cache/salt/minion/extmods/utils/obd_conn.py", line 26, in de
corator
return func(self, *args, **kwargs)
File "/var/cache/salt/minion/extmods/utils/obd_conn.py", line 184, in e
nsure_protocol
self.change_protocol.undecorated(self, ident, **kwargs) # No need to
call the 'ensure_open' decorator again
File "/var/cache/salt/minion/extmods/utils/obd_conn.py", line 158, in c
hange_protocol
self._obd.change_protocol(None if ident == "AUTO" else ident, **kwarg
s)
File "/usr/local/lib/python2.7/dist-packages/obd/obd.py", line 191, in
change_protocol
ret = self.interface.set_protocol(protocol, baudrate=baudrate)
File "/usr/local/lib/python2.7/dist-packages/obd/interfaces/stn11xx.py"
, line 248, in set_protocol
ret = super(STN11XX, self).set_protocol(ident, **kwargs)
File "/usr/local/lib/python2.7/dist-packages/obd/interfaces/elm327.py",
line 442, in set_protocol
self._protocol = self._auto_protocol()
File "/usr/local/lib/python2.7/dist-packages/obd/interfaces/elm327.py",
line 686, in _auto_protocol
res_0100 = self._verify_protocol("auto", force=not verify)
File "/usr/local/lib/python2.7/dist-packages/obd/interfaces/elm327.py",
line 645, in _verify_protocol
raise ELM327Error(msg)
ELM327Error: Unable to verify connectivity of protocol 'auto': Unable to
connect because no supported protocol found
I’ll try re-starting a few more times.