connection with Galaxy Tab

i have succesful installed poket cloud in to my Galaxy Tab and also on my windows pc.
Galaxy has recognized the name of the machine program installed on my PC
When I try to connect with the Galaxy, leaves out the message
"Vnc password missing" I entered the same password gmail but does not recognize
I previously installed on your PC for use with iPhone Teamviewer and real Vnc

How do I solve the problem of password?