diff --git a/src/Bundle/ChillPersonBundle/Entity/AccompanyingPeriod.php b/src/Bundle/ChillPersonBundle/Entity/AccompanyingPeriod.php
index 8587bbdf5..12291672b 100644
--- a/src/Bundle/ChillPersonBundle/Entity/AccompanyingPeriod.php
+++ b/src/Bundle/ChillPersonBundle/Entity/AccompanyingPeriod.php
@@ -629,7 +629,7 @@ class AccompanyingPeriod implements
             return [[self::STEP_DRAFT, self::STEP_CONFIRMED]];
         }
 
-        throw new LogicException('no validation group permitted with this step');
+        throw new LogicException('no validation group permitted with this step: '.$this->getStep());
     }
 
     public function getId(): ?int