Utility network package tools fails to open / Error HRESULT E_FAIL

[AlaaFlaifel]

Utility network package tools fails to open as shown in the screenshots below.

What could be the issue here?

Best,

Alaa

[MadhavGavkadkar1]

HiAlaa Flaifel 

Yesterday I was experiencing the same issue. I closed the project and used the option " Start without a template", and it works fine with me.