diff --git a/app/Core/DateParser.php b/app/Core/DateParser.php
index 31528a11a..26cfaa844 100644
--- a/app/Core/DateParser.php
+++ b/app/Core/DateParser.php
@@ -204,7 +204,8 @@ class DateParser extends Base
 
         if ($date !== false) {
             $errors = DateTime::getLastErrors();
-            if ($errors['error_count'] === 0 && $errors['warning_count'] === 0) {
+            if ($errors === false ||
+                $errors['error_count'] === 0 && $errors['warning_count'] === 0) {
                 $timestamp = $date->getTimestamp();
                 return $timestamp > 0 ? $timestamp : 0;
             }
diff --git a/libs/SimpleValidator/Validators/Date.php b/libs/SimpleValidator/Validators/Date.php
index 4ec4b7fd3..b01d82f49 100644
--- a/libs/SimpleValidator/Validators/Date.php
+++ b/libs/SimpleValidator/Validators/Date.php
@@ -35,7 +35,8 @@ class Date extends Base
 
         if ($date !== false) {
             $errors = DateTime::getLastErrors();
-            if ($errors['error_count'] === 0 && $errors['warning_count'] === 0) {
+            if ($errors === false ||
+                $errors['error_count'] === 0 && $errors['warning_count'] === 0) {
                 return $date->getTimestamp() > 0;
             }
         }