Fatal error recording in Basic Example

[nvazquezg]

Description

Using the Basic Example that licode provides, the recording function is broken. If the "Toggle Recording" button is clicked, the server process fails (Erizo Agent), all users get disconnected and no recording file is generated. The following errors are registered in the logs:

2021-12-01T13:19:33.648  - INFO: RoomController - message: addExternalOuput, streamId: 818879690683490700, url:/tmp/918959610545643600.mkv
[erizo-3ec451d5-7aa8-064b-3348-375cce4e0b23] 2021-12-01T13:19:33.653  - INFO: Publisher - message: Adding ExternalOutput, id: /tmp/918959610545643600.mkv_818879690683490700, url: /tmp/918959610545643600.mkv, state: erizo, data: true, audio: true, video: true, label: 25JOtfeiJJIZkXwXQy6I4QE6AgBnlHxkuzZo, screen: false, attributes: {}, metadata: {type: publisher}, muteStream: {audio: false, video: false}, encryptTransport: true, handlerProfile: {}, minVideoBW: 0, maxVideoBW: 300, mediaConfiguration: default, singlePC: true, streamPriorityStrategy: false, connectionTargetBw: 0, publicIP: 10.201.54.153, privateRegexp: {}, isRemote: true type: publisher
[erizo-3ec451d5-7aa8-064b-3348-375cce4e0b23] FATAL ERROR: v8::ToLocalChecked Empty MaybeLocal.
[erizo-3ec451d5-7aa8-064b-3348-375cce4e0b23]  1: 0x9d8da0 node::Abort() [node]
[erizo-3ec451d5-7aa8-064b-3348-375cce4e0b23]  2: 0x9d9f56 node::OnFatalError(char const*, char const*) [node]
[erizo-3ec451d5-7aa8-064b-3348-375cce4e0b23]  3: 0xb37b8a v8::Utils::ReportApiFailure(char const*, char const*) [node]
[erizo-3ec451d5-7aa8-064b-3348-375cce4e0b23]  4: 0x7fd2ec29061d ExternalOutput::New(Nan::FunctionCallbackInfo<v8::Value> const&) [/opt/licode/erizoAPI/build/Release/addon.node]
 5: 0x7fd2ec244f6f  [/opt/licode/erizoAPI/build/Release/addon.node]
[erizo-3ec451d5-7aa8-064b-3348-375cce4e0b23]  6: 0xba4edb  [node]
[erizo-3ec451d5-7aa8-064b-3348-375cce4e0b23]  7: 0xba5a62 v8::internal::Builtin_HandleApiCall(int, unsigned long*, v8::internal::Isolate*) [node]
[erizo-3ec451d5-7aa8-064b-3348-375cce4e0b23]  8: 0x13726d9  [node]
2021-12-01T13:19:33.743  - INFO: ErizoAgent - message: closed, erizoId: 3ec451d5-7aa8-064b-3348-375cce4e0b23
2021-12-01T13:19:33.753  - INFO: ErizoAgent - message: launched new ErizoJS, erizoId: 25d0420c-9ff8-7799-19a3-e5a02cf0457f
[erizo-25d0420c-9ff8-7799-19a3-e5a02cf0457f] 2021-12-01T13:19:34.413  - INFO: ErizoJS - Starting ioThreadPool, useNicer is undefined
[erizo-25d0420c-9ff8-7799-19a3-e5a02cf0457f] 2021-12-01T13:19:34.506  - INFO: ErizoJS - message: Started, erizoId: 25d0420c-9ff8-7799-19a3-e5a02cf0457f, isDebugMode: false

Steps to reproduce the issue:

1. Run latest docker image with default configuration:
   docker run --name licode -p 3000:3000 -p $MIN_PORT-$MAX_PORT:$MIN_PORT-$MAX_PORT/udp -p 3001:3001 -p 8080:8080 -e "MIN_PORT=$MIN_PORT" -e "MAX_PORT=$MAX_PORT" -e "PUBLIC_IP=$PUBLIC_IP" -e "NETWORK_INTERFACE=eth0" lynckia/licode:pre-v10.11
2. Configure secure access through HTTPS and WSS.
3. Connect to the Basic Sample.
4. Click "Toggle Recording".

Describe the results you received:
FATAL ERROR: v8::ToLocalChecked Empty MaybeLocal.

Describe the results you expected:
Recording started and a MKV file generated in /tmp.

Additional information you deem important (e.g. issue happens only occasionally):
Happens every time. With Chrome and also Firefox. With SinglePC enabled and disabled.

Licode commit/release where the issue is happening
pre-v10.11

Additional environment details (Local, AWS, Docker, etc.):
docker image: lynckia/licode:pre-v10.11

[peererror]

getting same error did you resolve this

[nvazquezg]

Fixed in #1786