ENOENT when connecting to Google Cloud SQL from App Engine

Question

I\'m trying to deploy my Node.js app on Google App Engine and it deployed fine, but it can\'t connect to Google Cloud SQL for some reason. Here\'s what it throws:

Answer 1

make sure you have added following setting in app.yaml

beta_settings:
  # The connection name of your instance, available by using
  # 'gcloud beta sql instances describe [INSTANCE_NAME]' or from
  # the Instance details page in the Google Cloud Platform Console.
  cloud_sql_instances: YOUR_INSTANCE_CONNECTION_NAME

ref:https://cloud.google.com/appengine/docs/flexible/nodejs/using-cloud-sql-postgres