| Re: [mosquitto-dev] Warning: Received PUBREL from my-bridge for an unknown packet identifier |
Hi,
1.6.2 is definitely not newer than 1.6.13 (13 > 2)
On 10/11/2021 11:36, ajay dinakaran wrote:
> Thanks for replying, Roger. We are using 1.6.2 version which is greater
> than 1.6.13 version.
>
> In 1.6.2 Version, we are facing Warning: Received PUBREL from my-bridge
> for an unknown packet identifier 51.
> In 2.0.11 Version, we are facing Reused message ID 51 from my-bridge
> detected.Clearing from storage. In this version, we enabled persistence
> to write it to a file.
>
> In both cases, Mosquitto is not sending PUBREC back to the sender.
>
> I'm not able to reproduce this in a fresh setup. Not sure, how did
> mosquitto got into this state. Let me know if there is a specific commit
> we can look into if there is a fix.
>
> Regards,
> Ajay.D
>
> On Wed, Nov 10, 2021 at 3:25 PM Roger Light <roger@xxxxxxxxxx
> <mailto:roger@xxxxxxxxxx>> wrote:
>
> Hi Ajay,
>
> Looking back over the changelog, it seems likely that this is related
> to a bug that has been fixed - I don't have the specifics to hand, but
> there are definitely mentions of handling messages with QoS > 0 which
> could be causing what you see. I'd recommend upgrading to a more
> recent version - either 1.6.13 or 2.0.13 - and seeing if you still get
> the problem.
>
> Regards,
>
> Roger
>
> On Wed, 10 Nov 2021 at 06:16, ajay dinakaran
> <ajaydinakaran16@xxxxxxxxx <mailto:ajaydinakaran16@xxxxxxxxx>> wrote:
> >
> > Hi Team,
> > Recently, we have faced the below error in a few mosquito
> instances. After we get the below warning, mosquitto is not sending
> the PUBREC packet for the subsequent messages to the sender once it
> receives the PUBLISH packet. I understand PUBCOMP is sent even after
> the PUBREC warning. But, I believe something else is blocking the
> mosquitto to send the PUBREC packet for the subsequent messages.
> Here sender is the Hive MQ to the mosquitto (V1.6.2). Mosquitto and
> HiveMQ are connected via a bridge.
> >
> > 2021-11-09T05:22:18: Received SUBACK from my-bridge
> > 2021-11-09T05:22:41: Received PUBLISH from my-bridge (d0, q2, r0,
> m51, 'mytopic/command/Test123', ... (7 bytes))
> > 2021-11-09T05:22:41: Sending PUBREC to my-bridge (m51, rc0)
> > 2021-11-09T05:22:41: Received PUBREL from my-bridge (Mid: 51)
> > 2021-11-09T05:22:41: Warning: Received PUBREL from my-bridge for
> an unknown packet identifier 51.
> > 2021-11-09T05:22:41: Sending PUBCOMP to my-bridge (m51)
> > 2021-11-09T05:22:57: Received PUBLISH from my-bridge (d0, q2, r0,
> m101, 'mytopic/command/Test456', ... (7 bytes))
> > 2021-11-09T05:23:36: Sending PINGREQ to my-bridge
> >
> > Regards,
> > Ajay.D
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