gtlsclient command not found

In this troubleshooting guide we learn how to fix gtlsclient command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

gtlsclient: command not found

or when using sudo you get the following error message

sudo: gtlsclient: command not found

In Ubuntu gtlsclient is provided by ngtcp2-client package.

ngtcp2-client is:

ngtcp2 project is an effort to implement QUIC protocol which is now being discussed in IETF QUICWG for its standardization.

This package contains the ngtcp2 client.

To fix this problem, we can install more using the command below.

sudo apt-get -y install ngtcp2-client

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install ngtcp2-client.

sudo apt -y install ngtcp2-client

Or if you have aptitude installed you can use the following command.

sudo aptitude install ngtcp2-client

In this tutorial we learn how to fix gtlsclient command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.