The error would  occur in vcetner 6.5 vcenter appliance while accessing through winSCP

  1. 1- Login to the VCSC appliance ( in my case password was expired so I had to reset the password first.)

#shell

# chsh –s /bin/bash root  ( run this command )

 

 

You can change the settings back to default with following command:

 

#chsh -s /bin/appliancesh root