I am developing a asp.net website and need to add validator for multiple textboxes. I googled it and found a custom validator.
I add this as a project and do things.. and the website is running fine.
But whenever I run the project with Start Debugging icon, the following message appears.

I can click OK and continue but this has become really annoying.. Any idea not to appear this?
It tells you at the bottom of the dialog how to turn off the warning: