Welcome to the Magix Sound Forge users forum @Brian-Vadimsky.
You will need to be more specific as what plug-ins or process you are trying to use. You also need to state which version of Sound Forge, and what plug-ins you have installed. Also read the 'Sticky' at the head for the main Sound Forge forum page.
Audio Studio (AS) or Pro 14? Are the included third-party plug-ins installed and activated? As I recall, both AS and Pro 14 included iZotope Ozone Elements