How to run the dub bundle with dmd

[greatsam4sure]

On Saturday, 10 August 2019 at 15:17:56 UTC, Andre Pany wrote:
> On Saturday, 10 August 2019 at 14:06:11 UTC, greatsam4sure 
> wrote:
>> On Saturday, 10 August 2019 at 13:46:23 UTC, Andre Pany wrote:
>>> On Saturday, 10 August 2019 at 13:18:19 UTC, greatsam4sure 
>>> wrote:
>>>> [...]
>>>
>>> Can you make a screenshot of the popup?
>>>
>>> Kind regards
>>> Andre
>>
>> I have make a screenshot of the popup but I don't know to post 
>> here. Is there away to post a pix here
>
> Could you also please check wheter the dub executable is 
> "signed". Maybe this was forgotten in the recent version and 
> now causing the issue.
>
> Kind regards
> Andre

dub is digitally sign. It says name of signer: D language 
foundation
I have download dub for GitHub but I cannot build it with dub or 
rdmd. It gives the same error on the screenshot