User Controls not showing up in the toolbox

Question

I have some UserControls that I created in ProjectA. I have ProjectB that has a windows form that I want to put the controls on. Both of these projects are in a single sol

Answer 1

If you've tried following all the other answers and it still doesn't work, the following fixed it for me:

• Right click on your project containing your control.
• Select Properties.
• In the Build settings category, make sure Register for COM interop is checked.