Re: TCP/TLS connection (id: 0) for WebSocket could not be found

Take a look which socket it chose to send ACK to. Socket not found message
correlates with wrongly configured destination URI or Request URI.

On Thu, Oct 9, 2025, 08:49 Сергей Приймак via sr-users <
[email protected]> wrote:

> Hi All,
> I'm getting this message when trying to route request to a WebSocket
> client:
>
> #033[0m 21(28) WARNING: ACK|5c4ab3c9-d755-4a7a-aa79-bda94b6e6484| <core>
> [core/msg_translator.c:2904]: via_builder(): TCP/TLS connection (id: 0) for
> WebSocket could not be found
> #033[0m 21(28) ERROR: ACK|5c4ab3c9-d755-4a7a-aa79-bda94b6e6484| <core>
> [core/msg_translator.c:2044]: build_req_buf_from_sip_req(): could not
> create Via header
> #033[0m 21(28) ERROR: ACK|5c4ab3c9-d755-4a7a-aa79-bda94b6e6484| <core>
> [core/forward.c:588]: forward_request(): building failed
> #033[0m 21(28) WARNING: ACK|5c4ab3c9-d755-4a7a-aa79-bda94b6e6484|
> <script>: 5c4ab3c9-d755-4a7a-aa79-bda94b6e6484|message [ACK] returned code
> [-2]
> #033[36mkamailio_1  |#033[0m 21(28) ERROR:
> ACK|5c4ab3c9-d755-4a7a-aa79-bda94b6e6484| sl [sl_funcs.c:415]:
> sl_reply_error(): stateless error reply used: I'm terribly sorry, server
> error occurred
>
> The Websocket list looks like this:
>
> Server01:~# kamcmd ws.dump
> {
> 	connections: {
> 		8: wss:245.245.245.245:56291 -> wss:123.123.123.123:4443 (state: OPEN,  last used 47s ago, sub-protocol: sip)
> 	}
> 	info: {
> 		wscounter: 1
> 		truncated: no
> 	}
> }
>
>
> *I’m not sure what I’m doing wrong.  Any ideas?*
>
>
>
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