Setting up your first Blockchain network using Hyperledger Fabric

Pre-requisites 

• An Ubuntu 16 virtual machine
• Basic understanding of Linux commands

Steps:

• Login to your Ubuntu machine. Please use a NON-ROOT user to login. If you don't have a Non-Root user, please create one.
• sudo adduser <username>
• Open a new terminal by pressing CTRL + ALT + T
• Run the following commands one by one.
• Logout from the terminal and open a new one using CTRL + ALT + T
• Run these commands in the terminal

Basic Troubleshooting:

Hyperledger: byfn.sh up: ERROR !!! FAILED to execute

Run the following commands to remove old docker container and images:

$ docker rm -f $(docker ps -aq)

This will remove all your containers

$ docker rmi -f $(docker image list -aq)

This will remove all your images

$ docker volume prune

Cryptogen not Found:

$ cd fabric-samples

$ curl -sSL https://raw.githubusercontent.com/hyperledger/fabric/v1.0.5/scripts/bootstrap.sh | bash -s 1.0.5

$ cd fabric-samples/first-network

$ ./byfn.sh -m generate

You will see a brief description as to what will occur, along with a yes/no command-line prompt. Respond with a y or hit the return key to execute the described action.