Damir,
It is better use the console for that.
Without the error it is difficult to help
2018-01-09 13:57 GMT-03:00 Damir Colak <dcolak(at)gmail(dot)com>:
> Hi!
>
> Please help me, the latest version of pgAdmin on Mac does not show ANY
> progress dialog or error message when importing/exporting data from a table.
>
> I uninstalled and reinstalled pgAdmin but it didn't help.
>
> Help! I cannot use import/export without the dialog telling me what's
> going on.
>
> Thank you.
>
> Best regards,
> Damir Colak
>