Common & frequent errors in docker setup

Environment: Windows 7, 8.(While using Docker Toolbox)

Action: Running command:- docker run hello-world

Error Message : Unable to find image 'hello-world:latest' locally Pulling repository docker.io/library/hello-world

Solution: Add below code to "C:\Program Files\Docker Toolbox\start.sh" at the end of file.

HTTP_PROXY=http://$proxy_user:$proxy_pass@$ip_server_proxy:$port

HTTPS_PROXY=http://$proxy_user:$proxy_pass@$ip_server_proxy:$port

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Environment: Windows 7, 8.(While using Docker Toolbox)

Action : Running angular based dockerfile which has npm install

Error Message: npm returned non-zero exit code

Solution: Increase your Ram size in your vagrant VM.

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Environment: Windows 7, 8.(While using Docker Toolbox)

Action : Docker-Compose throws below error.

Error Message: Docker-Compose file has yaml.scanner.ScannerError

Solution: Check the indentation and tab spacing, roughly the indention should proper key value pair as below.

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Environment: Windows 7, 8.(While using Docker Toolbox)

Action : Docker run throws below error when the angular-cli created angular app when run does not show the app in the browser.

Error Message: Invalid Host header

Solution: Change the package.json in your angular 2 app with the below value.

Environment: Windows 10

Action : Docker run throws error when running  "docker run"

Error Message:  "A firewall is blocking file Sharing between Windows and the containers. See documentation for more info."

Solution: Run the below script in powershell.

Set-NetConnectionProfile -interfacealias "vEthernet (DockerNAT)" -NetworkCategory Private

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