PC-link 2.0.0.0.7 edition software and act “Software update”

Hi all,
When I am using PC-link 2.0.0.0.7 edition software and act "Software update" or "Activate function" I am facing the following problem:

PC_link
the inforation from the server is in error, try again later.
Exit
I am confused why this kind of error message pops up.
Is there anyone who can help me solve it?
Thanks in advance.
