warp command not found

Introduction

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

warp: command not found

or when using sudo you get the following error message

sudo: warp: command not found

Solutions to warp: command not found

How To Fix warp: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu warp is provided by libghc-wai-app-static-dev package.

libghc-wai-app-static-dev is:

Yesod is a framework designed to foster creation of RESTful web application that have strong compile-time guarantees of correctness. It also affords space efficient code and portability to many deployment backends, from CGI to stand-alone serving.

This package provides a library for the Haskell programming language. See http://www.haskell.org/ for more information on Haskell.

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

sudo apt-get -y install libghc-wai-app-static-dev

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

You can also use apt command to install libghc-wai-app-static-dev.

sudo apt -y install libghc-wai-app-static-dev

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

sudo aptitude install libghc-wai-app-static-dev

Summary

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