# Troubleshooting {% hint style="warning" %} Please be sure of your agent type and version and pick the right documentation accordingly. {% endhint %} {% tabs %} {% tab title="Node.js" %} {% hint style="danger" %} This is the documentation of the `forest-express-sequelize` and `forest-express-mongoose` Node.js agents that will soon reach end-of-support. `forest-express-sequelize` v9 and `forest-express-mongoose` v9 are replaced by [`@forestadmin/agent`](https://docs.forestadmin.com/developer-guide-agents-nodejs/) v1. Please check your agent type and version and read on or switch to the right documentation. {% endhint %} {% endtab %} {% tab title="Ruby on Rails" %} {% hint style="success" %} This is still the latest Ruby on Rails documentation of the `forest_liana` agent, you’re at the right place, please read on. {% endhint %} {% endtab %} {% tab title="Python" %} {% hint style="danger" %} This is the documentation of the `django-forestadmin` Django agent that will soon reach end-of-support. If you’re using a Django agent, notice that `django-forestadmin` v1 is replaced by [`forestadmin-agent-django`](https://docs.forestadmin.com/developer-guide-agents-python) v1. If you’re using a Flask agent, go to the [`forestadmin-agent-flask`](https://docs.forestadmin.com/developer-guide-agents-python) v1 documentation. Please check your agent type and version and read on or switch to the right documentation. {% endhint %} {% endtab %} {% tab title="PHP" %} {% hint style="danger" %} This is the documentation of the `forestadmin/laravel-forestadmin` Laravel agent that will soon reach end-of-support. If you’re using a Laravel agent, notice that `forestadmin/laravel-forestadmin` v1 is replaced by [`forestadmin/laravel-forestadmin`](https://docs.forestadmin.com/developer-guide-agents-php) v3. If you’re using a Symfony agent, go to the [`forestadmin/symfony-forestadmin`](https://docs.forestadmin.com/developer-guide-agents-php) v1 documentation. Please check your agent type and version and read on or switch to the right documentation. {% endhint %} {% endtab %} {% endtabs %} ## Troubleshooting **❓ Don't you see an answer to your problem? Describe it on our** [**Developer Community Forum**](https://community.forestadmin.com/) **and we will answer quickly.** ### Error messages #### Installation **Docker** 🙋‍♂️I can’t connect to Postgres DB inside another docker container. I'm trying to install Forest Admin using docker but my database is running inside a different container and I'm using a custom port. I can access it without any problems via `psql` but then I get an error. ✅ Such an issue has been solved on our community forum. [Check it out.](https://community.forestadmin.com/t/cant-connect-to-postgres-db-inside-another-docker-container/725) 🙋🏾‍♂️ After installing Forest Admin with Docker, I expect to see my visual data. Instead, I'm getting such error: ![onboarding error](/files/LQ4Skjw2eqGMRRytqcjn) ✅ Such an issue has been solved on our community forum. [Check it out](https://community.forestadmin.com/t/your-server-encountered-an-error-getaddrinfo-enotfound-postgres-postgres-5432/1798). 🙋🏻 When I want to pull data from my MongoDB database when installing Forest Admin with Docker, I keep getting an error even when I changed to all access. ✅ Such an issue has been solved on our community forum. [Check it out](https://community.forestadmin.com/t/getting-error-mongoserverselectionerror-connection-monitor-to-54-71-237-255-27017-closed/3146). 🙋‍♂️ When I try to deploy lumber-admin via Docker with a remote database, I am getting an error `Error: Unprocessable Entity` I suspect a problem on DB, but I cannot find any details or logs about this event. So, my main question is: where I can find any logs? ✅ Such an issue has been solved on our community forum. [Check it out](https://community.forestadmin.com/t/getting-error-mongoserverselectionerror-connection-monitor-to-54-71-237-255-27017-closed/3146). 🙋🏾 I was able to link my data to Forest admin (with docker, on port 5433). When I run it says my app is running but when I want to log to Forest Admin on I first have to log in and it then says *Your server encountered an error*. ✅ Such an issue has been solved on our community forum. [Check it out](https://community.forestadmin.com/t/new-postgres-db-cant-reach-forest-admin-panel/1378). **npm** 🙋🏼‍♀️ When installing via npm, everything worked well up to the “npm start” command when I received an error. ✅ A similar issue has been solved on our community forum. [Check it out.](https://community.forestadmin.com/t/npm-start-error/1520) **Nodejs app with Express and Sequelize** 🙋🏼 Once I create an account, a project, and then try to install Forest Admin with either an npm or a Docker, the setup fails with the error `SequelizeAssociationError` ✅ A similar issue has been solved on our community forum. [Check it out](https://community.forestadmin.com/t/setup-fails-with-sequelizeassociationerror/519). **Ruby on Rails** 🙋🏻‍♀️ I created a new project using Ruby on Rails as the datasource. I followed instructions, added gem, migrated, `dev:cache`, and started the server. Everything went smoothly, but once on the admin panel, I am getting the following message: *Unable to authenticate you* *Please verify that your admin backend is correctly configured and running.* ✅ Such an issue has been solved on our community forum. [Check it out](https://community.forestadmin.com/t/unable-to-authenticate-you-please-verify-that-your-admin-backend-is-correctly-configured-and-running/2017). #### Deployment 🙋🏽‍♀️ When I try to deploy Forest Admin to Heroku, it tells me the app crashed after running either `npm start` or `docker compose` up in the project directory. ✅ Such an issue has been solved on our community forum. [Check it out](https://community.forestadmin.com/t/h10-error-when-deploying-to-heroku/547). --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.forestadmin.com/documentation/extra-help/setup/troubleshooting.md?ask= ``` The question should be specific, self-contained, and written in natural language. 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