gem file permission error for ubuntu rails

1. Open a terminal window.

2. Navigate to your Rails project directory using the cd command.

3. Execute the following command to create a new Gemfile.lock file:

bash bundle install --path vendor/bundle

1. If you encounter permission errors, use the following command to change ownership of the Gemfile.lock:

bash sudo chown $USER:$USER Gemfile.lock

1. Re-run the bundle install command:

bash bundle install --path vendor/bundle

1. If you still face permission issues, grant write permissions to the Gemfile.lock:

bash chmod +w Gemfile.lock

1. Re-run the bundle install command:

bash bundle install --path vendor/bundle

1. Verify that the Gemfile.lock has been successfully generated and updated.

bash ls -l Gemfile.lock

1. You can now continue with your Rails project development.