BUG #14942: Create table as (some_query) and PGAdmin 4

The following bug has been logged on the website:

Bug reference: 14942
Logged by: Cees van Zeeland
Email address: cees.van.zeeland@xs4all.nl
PostgreSQL version: 10.1
Operating system: windows 10
Description:

Maybe this bug is known.

CREATE TABLE AS (some_query)

gives a message:
Not connected to the server or the connection to the server has been
closed.

in PgAdmin 4.2

In psql it does not.