Problem in RDP connection using gateway

Good morning guys,

I have a problem with the RDP connection using Gateway, using the embedded connection option (tabbed).

Join all connection correctly, using the RDP connection with embedded display:

Set the "Connection" tab, the gateway settings:

Start the embedded connection:

Even with the problem below:

Since the credentials are correct.

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If I open in external display mode, I can not connect the server, however I do not have the connection log, because even when connected, the RDM asks me the comment closing the connection.

I remember that in an older version, I managed to connect to the server using this option. Was there any change?