cannot open trial

Hi there
I downloaded harmony but there is always error 1 occur
I followed all the steps Step 1

Use the download link specific to your platform (Windows or Mac OS X) to start downloading the software you would like to try. Your 21 day trial starts as soon as you click the download button.
Step 2

Once downloaded on your computer (or if you obtained the software download previously), open the file and follow the instructions to install the application on your computer.
Step 3

Launch the application and select “Try Now”
Next, Login with your Toon Boom ID (email address that you used to login to this website)
but it does not work still, pls help