diff --git a/core/Api/Request.class.php b/core/Api/Request.class.php
index 6364f95..2320444 100644
--- a/core/Api/Request.class.php
+++ b/core/Api/Request.class.php
@@ -18,13 +18,13 @@ class Request {
   protected bool $apiKeyAllowed;
   protected bool $csrfTokenRequired;
 
-  private array $aDefaultParams;
+  private array $defaultParams;
   private array $allowedMethods;
   private bool $externalCall;
 
   public function __construct(User $user, bool $externalCall = false, array $params = array()) {
     $this->user = $user;
-    $this->aDefaultParams = $params;
+    $this->defaultParams = $params;
 
     $this->success = false;
     $this->result = array();
@@ -77,7 +77,6 @@ class Request {
   }
 
   public function execute($values = array()): bool {
-    $this->params = $this->aDefaultParams;
     $this->success = false;
     $this->result = array();
     $this->lastError = '';
@@ -181,7 +180,8 @@ class Request {
   }
 
   protected function getParam($name) {
-    return $this->params[$name] ?? NULL;
+    // i don't know why phpstorm
+    return (isset($this->params[$name]) ? $this->params[$name]->value : NULL);
   }
 
   public function isPublic(): bool {
diff --git a/core/Driver/SQL/Query/Delete.class.php b/core/Driver/SQL/Query/Delete.class.php
index 4f993e9..b98f41a 100644
--- a/core/Driver/SQL/Query/Delete.class.php
+++ b/core/Driver/SQL/Query/Delete.class.php
@@ -21,7 +21,7 @@ class Delete extends Query {
     return $this;
   }
 
-  public function execute() {
+  public function execute(): bool {
     return $this->sql->executeDelete($this);
   }
 
diff --git a/core/Driver/SQL/Query/Query.class.php b/core/Driver/SQL/Query/Query.class.php
index f6201de..31b4f4c 100644
--- a/core/Driver/SQL/Query/Query.class.php
+++ b/core/Driver/SQL/Query/Query.class.php
@@ -19,6 +19,7 @@ abstract class Query {
     return $this;
   }
 
-  public abstract function execute(): bool;
+  // can actually return bool|array (depending on success and query type)
+  public abstract function execute();
 
 }
\ No newline at end of file
diff --git a/core/Driver/SQL/Query/Select.class.php b/core/Driver/SQL/Query/Select.class.php
index 29f141f..915eda9 100644
--- a/core/Driver/SQL/Query/Select.class.php
+++ b/core/Driver/SQL/Query/Select.class.php
@@ -80,7 +80,7 @@ class Select extends Query {
     return $this;
   }
 
-  public function execute(): bool {
+  public function execute() {
     return $this->sql->executeSelect($this);
   }
 
diff --git a/core/Driver/SQL/Query/Update.class.php b/core/Driver/SQL/Query/Update.class.php
index 5727512..35c0a0c 100644
--- a/core/Driver/SQL/Query/Update.class.php
+++ b/core/Driver/SQL/Query/Update.class.php
@@ -28,7 +28,7 @@ class Update extends Query {
     return $this;
   }
 
-  public function execute(): bool {
+  public function execute() {
     return $this->sql->executeUpdate($this);
   }