Debug Your Infrastructure

Get Instant Solutions for Kubernetes, Databases, Docker and more

AWS CloudWatch
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
Pod Stuck in CrashLoopBackOff
Database connection timeout
Docker Container won't Start
Kubernetes ingress not working
Redis connection refused
CI/CD pipeline failing

Javascript TypeORM DriverPackageNotInstalledError

The database driver package (e.g., pg, mysql) is not installed.

Understanding TypeORM

TypeORM is a popular Object-Relational Mapper (ORM) for TypeScript and JavaScript applications. It is used to interact with databases using object-oriented programming principles. TypeORM supports various databases, including MySQL, PostgreSQL, SQLite, and more, making it a versatile tool for developers.

Identifying the Symptom

When working with TypeORM, you might encounter an error message like DriverPackageNotInstalledError. This error typically appears when you attempt to establish a database connection, and the necessary database driver is missing.

Common Error Message

The error message usually looks like this:

Error: DriverPackageNotInstalledError: The driver package is not installed. Please install it before proceeding.

Exploring the Issue

The DriverPackageNotInstalledError indicates that TypeORM cannot find the required database driver package. Each database TypeORM supports requires a specific driver to communicate with the database. For example, PostgreSQL requires the pg package, while MySQL requires the mysql or mysql2 package.

Why This Happens

This error occurs because TypeORM relies on these drivers to execute database operations. Without the correct driver, TypeORM cannot establish a connection to the database, leading to this error.

Steps to Fix the Issue

To resolve the DriverPackageNotInstalledError, follow these steps:

Step 1: Identify the Database

Determine which database you are using with TypeORM. This will help you identify the correct driver package to install.

Step 2: Install the Required Driver

Use npm or yarn to install the necessary driver package. Below are the commands for some common databases:

  • For PostgreSQL:
    npm install pgyarn add pg
  • For MySQL:
    npm install mysqlyarn add mysql
  • For MySQL2:
    npm install mysql2yarn add mysql2

Step 3: Verify the Installation

After installing the driver, verify that it is listed in your package.json file under dependencies. This ensures that the package is correctly installed and available for TypeORM to use.

Additional Resources

For more information on setting up TypeORM with different databases, you can refer to the official TypeORM documentation. Additionally, you can explore the npm registry for more details on the driver packages.

By following these steps, you should be able to resolve the DriverPackageNotInstalledError and continue developing your application with TypeORM.

Master 

Javascript TypeORM DriverPackageNotInstalledError

 debugging in Minutes

— Grab the Ultimate Cheatsheet

(Perfect for DevOps & SREs)

Most-used commands
Real-world configs/examples
Handy troubleshooting shortcuts
Your email is safe with us. No spam, ever.

Thankyou for your submission

We have sent the cheatsheet on your email!
Oops! Something went wrong while submitting the form.

Javascript TypeORM DriverPackageNotInstalledError

Cheatsheet

(Perfect for DevOps & SREs)

Most-used commands
Your email is safe thing.

Thankyou for your submission

We have sent the cheatsheet on your email!
Oops! Something went wrong while submitting the form.

MORE ISSUES

Deep Sea Tech Inc. — Made with ❤️ in Bangalore & San Francisco 🏢

Doctor Droid