protoc-gen-nanopb command not found

Introduction

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

protoc-gen-nanopb: command not found

or when using sudo you get the following error message

sudo: protoc-gen-nanopb: command not found

Solutions to protoc-gen-nanopb: command not found

How To Fix protoc-gen-nanopb: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu protoc-gen-nanopb is provided by nanopb package.

nanopb is:

Plain-C implementation of Google’s Protocol Buffers data format. It is targeted at 32 bit microcontrollers, but is also fit for other embedded systems with tight (<10 kB ROM, <1 kB RAM) memory constraints.

This package contains the nanopb generator.

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

sudo apt-get -y install nanopb

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

You can also use apt command to install nanopb.

sudo apt -y install nanopb

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

sudo aptitude install nanopb

Summary

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