If value is '' and multiple is true then return an empty array

.changes/v3.5.3.md

@@ -1,3 +0,0 @@
-## v3.5.3 - 2025-01-07
-### Fixed
-* Fix the EntityToJsonTransformer to return an empty array if the value is "" 

CHANGELOG.md

@@ -6,10 +6,6 @@ adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html),
 and is generated by [Changie](https://github.com/miniscruff/changie).
 
 
-## v3.5.3 - 2025-01-07
-### Fixed
-* Fix the EntityToJsonTransformer to return an empty array if the value is "" 
-
 ## v3.5.2 - 2024-12-19
 ### Fixed
 * ([#345](https://gitlab.com/Chill-Projet/chill-bundles/-/issues/345)) Export: activity filtering of users that were associated to an activity between certain dates. Results contained activities that were not within the specified date range" 

src/Bundle/ChillMainBundle/DependencyInjection/Widget/AbstractWidgetsCompilerPass.php

@@ -230,7 +230,7 @@ abstract class AbstractWidgetsCompilerPass implements CompilerPassInterface
 
                 // check the alias does not exists yet
                 if (\array_key_exists($attr[self::WIDGET_SERVICE_TAG_ALIAS], $this->widgetServices)) {
-                    throw new InvalidConfigurationException('a service has already be defined with the '.self::WIDGET_SERVICE_TAG_ALIAS.' '.$attr[self::WIDGET_SERVICE_TAG_ALIAS]);
+                    throw new InvalidArgumentException('a service has already be defined with the '.self::WIDGET_SERVICE_TAG_ALIAS.' '.$attr[self::WIDGET_SERVICE_TAG_ALIAS]);
                 }
 
                 // register the service as available
@@ -259,7 +259,7 @@ abstract class AbstractWidgetsCompilerPass implements CompilerPassInterface
 
             // check the alias does not exists yet
             if (\array_key_exists($alias, $this->widgetServices)) {
-                throw new InvalidConfigurationException('a service has already be defined with the '.self::WIDGET_SERVICE_TAG_ALIAS.' '.$alias);
+                throw new InvalidArgumentException('a service has already be defined with the '.self::WIDGET_SERVICE_TAG_ALIAS.' '.$alias);
             }
 
             // register the factory as available

src/Bundle/ChillMainBundle/Form/Type/DataTransformer/EntityToJsonTransformer.php

@@ -28,8 +28,8 @@ class EntityToJsonTransformer implements DataTransformerInterface
 
     public function reverseTransform($value)
     {
-        if ('' === $value) {
-            return $this->multiple ? [] : null;
+        if ($this->multiple && '' === $value) {
+            return [];
         }
 
         if ($this->multiple && [] === $value) {