bugfix

Core/Objects/DatabaseEntity/Controller/DatabaseEntity.class.php

@@ -109,7 +109,7 @@ abstract class DatabaseEntity implements ArrayAccess, JsonSerializable {
       }
     }
 
-    if ($propertyNames === null) {
+    if ($propertyNames === null && !empty($this->customData)) {
       $jsonArray = array_merge($jsonArray, $this->customData);
     }
 

Core/Objects/DatabaseEntity/Controller/DatabaseEntityHandler.php

@@ -74,6 +74,9 @@ class DatabaseEntityHandler implements Persistable {
   }
 
   public function init() {
+    $className = $this->entityClass->getName();
+
+
     $uniqueColumns = self::getAttribute($this->entityClass, Unique::class);
     if ($uniqueColumns) {
       $this->constraints[] = new \Core\Driver\SQL\Constraint\Unique($uniqueColumns->getColumns());

Core/Objects/DatabaseEntity/Controller/NMRelation.class.php

@@ -58,9 +58,9 @@ class NMRelation implements Persistable {
 
   public function getOtherHandler(DatabaseEntityHandler $handler): DatabaseEntityHandler {
     if ($handler === $this->thisHandler) {
-      return $this->thisHandler;
-    } else {
       return $this->otherHandler;
+    } else {
+      return $this->thisHandler;
     }
   }
 }