[error] <PID> running PlausibleWeb.Endpoint (connection stream id ) terminated | (Protocol.UndefinedError) protocol Jason.Encoder not implemented for

[wreidlinger]

Hi there,

we run the plausible community edition via docker compose. Looks like not all visitors get tracked correctly. We saw the following logs, is this normal or can somebody tell me if there is a problem with the config?!

sudo docker compose logs -ft

plausible_plausible  | 2024-05-22T19:51:21.286465807Z 19:51:21.284 [error] #PID<0.4511.0> running PlausibleWeb.Endpoint (connection #PID<0.4288.0>, stream id 43) terminated
plausible_plausible  | 2024-05-22T19:51:21.286542968Z Server: plausible.mydomain.com:80 (http)
plausible_plausible  | 2024-05-22T19:51:21.286551008Z Request: GET /api/plugins/v1/capabilities
plausible_plausible  | 2024-05-22T19:51:21.286555488Z ** (exit) an exception was raised:
plausible_plausible  | 2024-05-22T19:51:21.286563768Z     ** (Protocol.UndefinedError) protocol Jason.Encoder not implemented for {:safe, ["<div class=\"container text-center mt-24\">\n  <h1 class=\"text-5xl font-black dark:text-gray-100\">", "406.json", "</h1>\n  <div class=\"my-4 text-xl dark:text-gray-100\">", "Not Acceptable", "</div>\n", [60, "a", [" class=\"", "button mt-4", 34, 32, "href", 61, 34, "/", 34], 62, "Go to the homepage", 60, 47, "a", 62], "\n</div>\n"]} of type Tuple, Jason.Encoder protocol must always be explicitly implemented. This protocol is implemented for the following type(s): Any, Atom, BitString, Cldr.LanguageTag, Date, DateTime, Decimal, Ecto.Association.NotLoaded, Ecto.Schema.Metadata, Float, Integer, Jason.Fragment, Jason.OrderedObject, List, Map, Money, NaiveDateTime, Plausible.Auth.Invitation, Plausible.Goal, Plausible.Site, Time
plausible_plausible  | 2024-05-22T19:51:21.286574088Z         (jason 1.4.0) lib/jason.ex:213: Jason.encode_to_iodata!/2
plausible_plausible  | 2024-05-22T19:51:21.286578088Z         (phoenix 1.7.2) lib/phoenix/controller.ex:1010: anonymous fn/5 in Phoenix.Controller.template_render_to_iodata/4
plausible_plausible  | 2024-05-22T19:51:21.286582368Z         (telemetry 1.2.1) /app/deps/telemetry/src/telemetry.erl:321: :telemetry.span/3
plausible_plausible  | 2024-05-22T19:51:21.286586328Z         (phoenix 1.7.2) lib/phoenix/controller.ex:976: Phoenix.Controller.render_and_send/4
plausible_plausible  | 2024-05-22T19:51:21.286598288Z         (phoenix 1.7.2) lib/phoenix/endpoint/render_errors.ex:84: Phoenix.Endpoint.RenderErrors.instrument_render_and_send/5
plausible_plausible  | 2024-05-22T19:51:21.286602929Z         (phoenix 1.7.2) lib/phoenix/endpoint/render_errors.ex:62: Phoenix.Endpoint.RenderErrors.__catch__/5
plausible_plausible  | 2024-05-22T19:51:21.286607729Z         (plug_cowboy 2.6.1) lib/plug/cowboy/handler.ex:11: Plug.Cowboy.Handler.init/2
plausible_plausible  | 2024-05-22T19:51:21.286612169Z         (cowboy 2.10.0) /app/deps/cowboy/src/cowboy_handler.erl:37: :cowboy_handler.execute/2

• docker-compose.yml

name: plausible
services:

# **************************************
# MAILSERVICE
# **************************************
  mail:
    image: sverzegnassi/smtp
    container_name: plausible_mail
    #image: bytemark/smtp
    restart: always
    env_file:
      - plausible-conf.env

# **************************************
# DATABASE
# **************************************
  plausible_db:
    image: postgres:14-alpine
    container_name: plausible_db
    restart: always
    volumes:
      - ./data/db-plausible:/var/lib/postgresql/data
    environment:
      - POSTGRES_PASSWORD=postgres

# **************************************
# EVENTS DATABASE
# **************************************
  plausible_events_db:
    image: clickhouse/clickhouse-server:23.3.7.5-alpine
    container_name: plausible_events_db
    restart: always
    volumes:
      - ./data/db-clickhouse:/var/lib/clickhouse
      - ./clickhouse/clickhouse-config.xml:/etc/clickhouse-server/config.d/logging.xml:ro
      - ./clickhouse/clickhouse-user-config.xml:/etc/clickhouse-server/users.d/logging.xml:ro
    ulimits:
      nofile:
        soft: 262144
        hard: 262144
     
# **************************************
# PLAUSIBLE SERVICE
# **************************************
  plausible:
    image: plausible/analytics:latest
    container_name: plausible_plausible
    restart: always
    command: sh -c "sleep 10 && /entrypoint.sh db createdb && /entrypoint.sh db
      migrate && /entrypoint.sh run"
    depends_on:
      - plausible_db
      - plausible_events_db
      - mail
    ports:
      - 127.0.0.1:8000:8000
    env_file:
      - plausible-conf.env

networks: {}

• plausible-conf.env

BASE_URL=https://plausible.mydomain.com
SECRET_KEY_BASE=***
DISABLE_REGISTRATION=true
DATABASE_URL=postgres://postgres:postgres@plausible_db:5432/plausible_db
CLICKHOUSE_DATABASE_URL=http://plausible_events_db:8123/plausible_events_db
# MAXMIND
MAXMIND_LICENSE_KEY=****
MAXMIND_EDITION=GeoLite2-City
# MAIL
[email protected]
[email protected]
SMTP_HOST_ADDR=mail.mydomain.com
SMTP_HOST_PORT=465
[email protected]
SMTP_USER_PWD=***
SMTP_HOST_SSL_ENABLED=true
SMTP_RETRIES=2