Updated.

recog.go

@@ -60,11 +60,16 @@ func setTestCmd(c *fiber.Ctx) error {
 				return failureResponse(c, "3", e.Error(), 200)
 			}
 		case "STOP":
-			testStopChannel <- true
-			log.Println("STOP ...")
+			if nil != testStopChannel {
+				testStopChannel <- true
+				log.Println("STOP ...")
+			}
+
 		case "CANCEL":
-			testStopChannel <- true
-			log.Println("CANCEL ...")
+			if nil != testStopChannel {
+				testStopChannel <- true
+				log.Println("CANCEL ...")
+			}
 		default:
 			log.Println("UNKNOWN ...")
 		}

scene.go

@@ -72,8 +72,12 @@ func setScene(c *fiber.Ctx) error {
 }
 
 func stopScene(c *fiber.Ctx) error {
-	currentScene = nil
-	sceneStopChannel <- true
+	if nil != testStopChannel {
+		testStopChannel <- true
+	}
+	if nil != sceneStopChannel {
+		sceneStopChannel <- true
+	}
 	return successResponse(c, "Updated successfully.")
 }
 
@@ -130,6 +134,7 @@ func sceneTaskProc(cmd *SceneCommand) error {
 			case <-sceneStopChannel:
 				log.Println("Scene Stopping...")
 				go pushEvent(cmd.PushUrl, cmd.Scene, 0, "SCENE END", false, false)
+				currentScene = nil
 				return
 			}
 		}