diff --git a/app/unit/RadiusUnit.js b/app/unit/RadiusUnit.js
index 7226a87..c2ab410 100644
--- a/app/unit/RadiusUnit.js
+++ b/app/unit/RadiusUnit.js
@@ -106,6 +106,7 @@ class RadiusUnit extends Unit {
 
         // still no response, we are done here
         if (!response || !response.code) {
+            this.output.debug(`RADIUS error: no response / response code`)
             return
         }