Thank you for your inputs, I will try them because the answer from IB is this one:
Thank you for contacting IBKR Client Services.
To be able to have market in both live and paper account, you need to log in to these accounts on the same Windows user profile. If you use another Windows user, for the TWS it is like you're using a different device. Unfortunately, there is no way to change this.
El mi¨¦, 1 mar 2023 a las 16:07, Hartmut Bischoff (<topofocus@...>) escribi¨®:
the simplest solution: connect your client to both machines. One connection is used for data gathering, the other for ordering.
More complex, but easier to manage: connect your client to the production system and use it for data-processing. Generate orders, but transmit them via a remote-client to the paper-trading account. We are using rabbitMQ for data-transmission. Works like a charm.