fix

services/data/edb_refresh.go

@@ -62,10 +62,11 @@ func HandleEdbRefreshQueue() {
 
 	for {
 		select {
-		case item := <-EdbRefreshHandling:
+		case item, ok := <-EdbRefreshHandling:
+			if !ok {
+				return
+			}
 			go EdbRefreshTask(item)
-		default:
-			continue
 		}
 	}
 }