Problem Definition

On Windows agents, Git checkout can fail due to a socket error. The error, coming from Windows, is

java.io.IOException: An operation was attempted on something that is not a socket

Suggested Solution

This error is not very user friendly, so Bamboo could add to or override the error.
For example:

Sockets unavailable, please reset WinSocks by running netsh winsock reset from the command prompt

Workaround

To work around this error, please reset WinSocks as follows:

1. Open the Command Prompt with elevated permissions (Run as Admin)
2. Run the following command at the command prompt: netsh winsock reset
3. Press Enter, and restart the computer