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Problem runnin MCP

mauroammhFREE

a month ago

Hey guys, anyone is using N8N with Railway that has been having the following error:

Problem running workflow: Unrecognized node type: n8n-nodes-mcp.mcpClientTool

The community node is installed in n8n

2 Replies

adamMODERATOR

a month ago

please share your project ID and the full build and deploy logs

halobartkuFREE

a month ago

Same problem here, seems like one needs to add N8N_COMMUNITY_PACKAGES_ALLOW_TOOL_USAGE=true but even after adding it nothing changed

halobartku

Same problem here, seems like one needs to add N8N_COMMUNITY_PACKAGES_ALLOW_TOOL_USAGE=true but even after adding it nothing changed

knambutt-paloitFREE

a month ago

It need to be update `docker-compose.yml`

    - N8N_COMMUNITY_PACKAGES_ALLOW_TOOL_USAGE=true

docker-compose.yml

volumes:
  n8n_storage:
  postgres_storage:
  ollama_storage:
  qdrant_storage:

networks:
  demo:

x-n8n: &service-n8n
  image: n8nio/n8n:latest
  networks: ["demo"]
  environment:
    - DB_TYPE=postgresdb
    - DB_POSTGRESDB_HOST=postgres
    - DB_POSTGRESDB_USER=${POSTGRES_USER}
    - DB_POSTGRESDB_PASSWORD=${POSTGRES_PASSWORD}
    - N8N_DIAGNOSTICS_ENABLED=false
    - N8N_PERSONALIZATION_ENABLED=false
    - N8N_ENCRYPTION_KEY
    - N8N_USER_MANAGEMENT_JWT_SECRET
    - OLLAMA_HOST=ollama:11434
    - N8N_COMMUNITY_PACKAGES_ALLOW_TOOL_USAGE=true

x-ollama: &service-ollama
  image: ollama/ollama:latest
  container_name: ollama
  networks: ["demo"]
  restart: unless-stopped
  ports:
    - 11434:11434
  volumes:
    - ollama_storage:/root/.ollama

x-init-ollama: &init-ollama
  image: ollama/ollama:latest
  networks: ["demo"]
  container_name: ollama-pull-llama
  volumes:
    - ollama_storage:/root/.ollama
  entrypoint: /bin/sh
  environment:
    - OLLAMA_HOST=ollama:11434
  command:
    - "-c"
    - "sleep 3; ollama pull llama3.2"

services:
  postgres:
    image: postgres:16-alpine
    hostname: postgres
    networks: ["demo"]
    restart: unless-stopped
    environment:
      - POSTGRES_USER
      - POSTGRES_PASSWORD
      - POSTGRES_DB
    volumes:
      - postgres_storage:/var/lib/postgresql/data
    healthcheck:
      test:
        [
          "CMD-SHELL",
          "pg_isready -h localhost -U ${POSTGRES_USER} -d ${POSTGRES_DB}",
        ]
      interval: 5s
      timeout: 5s
      retries: 10

  n8n-import:
    <<: *service-n8n
    hostname: n8n-import
    container_name: n8n-import
    entrypoint: /bin/sh
    command:
      - "-c"
      - "n8n import:credentials --separate --input=/backup/credentials && n8n import:workflow --separate --input=/backup/workflows"
    volumes:
      - ./n8n/backup:/backup
    depends_on:
      postgres:
        condition: service_healthy

  n8n:
    <<: *service-n8n
    hostname: n8n
    container_name: n8n
    restart: unless-stopped
    ports:
      - 5678:5678
    volumes:
      - n8n_storage:/home/node/.n8n
      - ./n8n/backup:/backup
      - ./shared:/data/shared
    depends_on:
      postgres:
        condition: service_healthy
      n8n-import:
        condition: service_completed_successfully

  qdrant:
    image: qdrant/qdrant
    hostname: qdrant
    container_name: qdrant
    networks: ["demo"]
    restart: unless-stopped
    ports:
      - 6333:6333
    volumes:
      - qdrant_storage:/qdrant/storage

  ollama-cpu:
    profiles: ["cpu"]
    <<: *service-ollama

  ollama-gpu:
    profiles: ["gpu-nvidia"]
    <<: *service-ollama
    deploy:
      resources:
        reservations:
          devices:
            - driver: nvidia
              count: 1
              capabilities: [gpu]

  ollama-gpu-amd:
    profiles: ["gpu-amd"]
    <<: *service-ollama
    image: ollama/ollama:rocm
    devices:
      - "/dev/kfd"
      - "/dev/dri"

  ollama-pull-llama-cpu:
    profiles: ["cpu"]
    <<: *init-ollama
    depends_on:
      - ollama-cpu

  ollama-pull-llama-gpu:
    profiles: ["gpu-nvidia"]
    <<: *init-ollama
    depends_on:
      - ollama-gpu

  ollama-pull-llama-gpu-amd:
    profiles: [gpu-amd]
    <<: *init-ollama
    image: ollama/ollama:rocm
    depends_on:
      - ollama-gpu-amd