How to solve Cannot find module 'bcrypt' error in Node.js

In this tutorial, we are going to learn about how to solve the cannot find module ‘bcrypt’ error in Node.js.

This error occurs due to the bcrypt module is not installed in the node.js build or the package is corrupted while updating the node version.

To solve the cannot find module ‘bcrypt’ error, open the project root folder in your terminal and run the following command to install the bcrypt module and node-gyp and restart your server.

Note: Before running the below command makesure you have a package.json file in your project, if you don’t have initialize it using npm init-y.

npm install bcrypt

npm install node-gyp -g

If you want to install a particular version of ‘bcrypt’ use the following command.

npm install bcrypt@6.0.0

If you’re still facing the error, then follow the below steps to resolve it.

1. Remove the node_modules folder and package-lock.json file, inside your project directory by using the below command.

rm-rf node_modules package-lock.json

or you can remove it manually by right-clicking on it and select the delete option.

2. Clear the npm cache.

npm clean cache --force

3. Re-install the node modules again by running the npm install command.

Verify now if you’ve installed it correctly or not by opening the package.json file and check for bcrypt module in the dependencies object.

 "dependencies": {
     //...
    "bcrypt": "6.0.0",

    //.. other packages
 }

Conclusion

The can’t find module bcrypt error occurs, if you’re trying to access a bcrypt module that is not currently installed in your project. To solve the error install the bcrypt module and node-gyp in your project root directory and restart your server.

Note: The bcrypt module depends on node-gyp for its build and installation.