Error HRESULT E_FAIL has been returned from a call to a COM component

Question

In Silverlight 4 app; what does this error mean?:

\"Error HRESULT E_FAIL has been returned from a call to a COM component.\"

It

Answer 1

For me, this was a XAML parsing error. In a data template, I had an extra S between two tags (probably because I pressed S instead of CTRL+S). For example...

   s

So, I would suggest you look for poorly formatted XML in the view that causes this exception when displayed.