Windows SSH connection results in error NoMethodError (undefined method `empty?' for nil:NilClass)

[Vasu1105]

Version:

train 2.1.7

Environment:

Platform: Windows

Scenario:

While creating Windows SSH connection it results in giving undefined method empty? for nil class. Log trace provided in steps to reproduce

Steps to Reproduce:

train = Train.create('ssh', host: '34.67.198.170', port: 22, user: 'xxxxx', password: 'xxxxxx', pty: true)
conn = train.connection

Traceback (most recent call last):
       16: from /home/msys/workspace/train/lib/train/transports/ssh.rb:238:in `create_new_connection'
       15: from /home/msys/workspace/train/lib/train/transports/ssh.rb:238:in `new'
       14: from /home/msys/workspace/train/lib/train/transports/ssh_connection.rb:53:in `initialize'
       13: from /home/msys/workspace/train/lib/train/extras/command_wrapper.rb:165:in `load'
       12: from /home/msys/workspace/train/lib/train/plugins/base_connection.rb:110:in `platform'
       11: from /home/msys/workspace/train/lib/train/platforms/detect.rb:9:in `scan'
       10: from /home/msys/workspace/train/lib/train/platforms/detect/scanner.rb:27:in `scan'
        9: from /home/msys/workspace/train/lib/train/platforms/detect/scanner.rb:27:in `each'
        8: from /home/msys/workspace/train/lib/train/platforms/detect/scanner.rb:33:in `block in scan'
        7: from /home/msys/workspace/train/lib/train/platforms/detect/scanner.rb:45:in `scan_children'
        6: from /home/msys/workspace/train/lib/train/platforms/detect/scanner.rb:45:in `each'
        5: from /home/msys/workspace/train/lib/train/platforms/detect/scanner.rb:46:in `block in scan_children'
        4: from /home/msys/workspace/train/lib/train/platforms/detect/scanner.rb:46:in `instance_eval'
        3: from /home/msys/workspace/train/lib/train/platforms/detect/specifications/os.rb:29:in `block in load'
        2: from /home/msys/workspace/train/lib/train/platforms/detect/helpers/os_windows.rb:23:in `detect_windows'
        1: from /home/msys/workspace/train/lib/train/platforms/detect/helpers/os_windows.rb:44:in `read_wmic'
NoMethodError (undefined method `empty?' for nil:NilClass)

Expected Result:

Actual Result:

[What actually happens after the reproduction steps?]

[zenspider]

I think this is addressed but we need a verify