Input port won't go away by Delete key

Hi,

Using matlab 2017b with Simulink,

By accident I paste a Input port from the library browser. Then I try to remove it but it wouldn't go away. It is getting very frustrated. here is a pic.

When i look for the callbacks to that block I see protected textfield:

I really bugs me now and can't continue my work. Anybody knows how to make it vanish?

Answer 1

[Peppe]

Found the solution. I just did in the command window:

delete_block('path to the block')