Gdmd compiling error

[Orkhan via Digitalmars-d-learn]

On Monday, 14 March 2016 at 17:08:24 UTC, Marc Schütz wrote:
> On Monday, 14 March 2016 at 14:46:06 UTC, Orkhan wrote:
>> [...]
>
> What does `which gdc` print? If it says something like "which: 
> no gdc in ...", there is a problem with the installation of 
> GDC. Otherwise, you can use the following as a quick workaround:
>
>     sudo ln -s `which gdc` /usr/local/bin/gdc
>
> The proper solution is to find out why gdmd insists on using 
> that non-existing path instead of relying on $PATH lookup, and 
> fix it.

I am sorry for multiple message , the output of the which gdc is :

root at ubuntu:/usr/local/bin# which gdc
/usr/local/bin/gdc

Actually it is because I created symbolic link I guess.