The most commeon problem connecting to RX Works is getting the connection string details. Usually RXworks ( Convetrus ) would provide this.
How to find the Instance and Server Name
Click on the RX works Orb in the upper left corner as below, then About RxWorks at the bottom of the Menu ( beside Xexit )
This screen below will appear. Take a snip or screen print and send to firstname.lastname@example.org
Highlight important information in a panel like this one. To edit this panel's color or style, select one of the options in the menu.