Recent cloud computing course, need to establish pseudo distributed hadoop environment based on Linux operating system, using the Microsoft store I download Ubuntu
Perform the SSH localhost can run successfully, run the screenshot below:
Problem is in executing sudo/sbin/start - all. Sh when starting the process will appear localhost: root @ localhost: Permission denied (publickey, password).
Refer to the online many solutions, all say is the problem of the secret key, but tried many methods are useless, hope everybody who help, error screenshot is as follows: