Error: connect ECONNREFUSED 127.0.0.1:3306
    at extractValue (/home/angband/frontend/node_modules/sync-rpc/lib/index.js:165:19)
    at Connection._client (/home/angband/frontend/node_modules/sync-rpc/lib/index.js:175:12)
    at Connection.query (/home/angband/frontend/node_modules/sync-mysql/lib/index.js:68:19)
    at Object.getLatestDumps (/home/angband/frontend/ladder.js:13:21)
    at /home/angband/frontend/app.js:103:50
    at Layer.handle [as handle_request] (/home/angband/frontend/node_modules/express/lib/router/layer.js:95:5)
    at next (/home/angband/frontend/node_modules/express/lib/router/route.js:137:13)
    at Route.dispatch (/home/angband/frontend/node_modules/express/lib/router/route.js:112:3)
    at Layer.handle [as handle_request] (/home/angband/frontend/node_modules/express/lib/router/layer.js:95:5)
    at /home/angband/frontend/node_modules/express/lib/router/index.js:281:22