# Fix TensorFlow illegal instruction (core dumped) Error: A Simple Guide – TensorFlow Tutorial

By | January 18, 2020

We have installed a tensorflow version, however, when we use it in python application we get an error: illegal instruction (core dumped). How to fix it? We will introduce you a solution in this tutorial.

The simplest way is to install an older tensorflow version, such as 1.2

For example:

pip install tensorflow==1.2

Then we fix this error.