Ignoring expected errors

src/fluxAccessory.ts

@@ -153,13 +153,21 @@ export class FluxAccessory implements IAccessory {
         return x;
     }
 
+    private isHueError = (object: any): object is HueError => {
+        return '_hueError' in object;
+    }
+
     private setLights = async (state: LightState) => {
         const promises: Array<Promise<unknown> | PromiseLike<unknown>> = [];
         this._lights.map(async (light: Light) => {
             try {
                 await this._hue.lights.setLightState(light.id, state);
             } catch (err) {
-                this._log(`Error while setting lights: ${err}`);
+                if (this.isHueError(err) && err.message === "Error: parameter, xy, is not modifiable. Device is set to off.") {
+                    //Eat this
+                } else {
+                    this._log(`Error while setting lights: ${err}`);
+                }
             }
         });