How to import a addon into SBO

Hello everyone,

I intend to learn how to import a add-on into SBO

Here is the steps I took up below

1.use vs2013 to build up the exe file of the sample code SimpleForm

2.use AddOnRegDataGen to build up the ard file

3.use the function in SBO to register add-on

Administration -> Add-Ons -> Add-On Administration

unfortunately it doesn't work, Was something wrong？

Please find out the attachment to see the situation

Best regards,

John Lee