diff --git a/services/LocalizationService.php b/services/LocalizationService.php
index f92cba30..0c3dce11 100644
--- a/services/LocalizationService.php
+++ b/services/LocalizationService.php
@@ -56,6 +56,7 @@ class LocalizationService
 		{
 
 			$Pot = null;
+			$PotMain = null;
 
 			if (GROCY_MODE === 'dev')
 			{