You need to make a non root user and call it <username> then add them to the sudo users group
On ubuntu this would be done by running usermod -a -G sudo <username>
Then you can run the server with
sudo ./FluidDynamicsServer
You need to make a non root user and call it <username> then add them to the sudo users group
On ubuntu this would be done by running usermod -a -G sudo <username>
Then you can run the server with
sudo ./FluidDynamicsServer