validate-definitions command not found

Introduction

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

validate-definitions: command not found

or when using sudo you get the following error message

sudo: validate-definitions: command not found

Solutions to validate-definitions: command not found

How To Fix validate-definitions: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu validate-definitions is provided by python3-dtfabric package.

python3-dtfabric is:

Data types fabric (dtFabric) is a proof-of-concept YAML-based definition language to specify format and data types.

Supported data types

Storage data types, such as integers, characters, structures Semantic data types, such as constants, enumerations Layout data types, such as format, vectors, trees

This package contains the Python 3 version of the package.

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

sudo apt-get -y install python3-dtfabric

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

You can also use apt command to install python3-dtfabric.

sudo apt -y install python3-dtfabric

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

sudo aptitude install python3-dtfabric

Summary

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