diff --git a/app/Controllers/Auth.php b/app/Controllers/Auth.php
index 442b6e9..230cbab 100644
--- a/app/Controllers/Auth.php
+++ b/app/Controllers/Auth.php
@@ -87,12 +87,10 @@ class Auth extends Controller {
 
         $sql = "SELECT * FROM users WHERE username=" . $this->db->escape($username);
         $query = $this->db->query($sql);
-        $row = $query->getRowArray();
-
-        if (!$row) {
-            return $this->fail('User not found.', 401);
-        }
+        $row = $query->getResultArray();
 
+        if (!$row) { return $this->fail('User not found.', 401); }
+        $row = $row[0];
         if (!password_verify($password, $row['password'])) {
             return $this->fail('Invalid password.', 401);
         }
diff --git a/app/Controllers/Contact.php b/app/Controllers/Contact.php
index 96aa9db..3a891e5 100644
--- a/app/Controllers/Contact.php
+++ b/app/Controllers/Contact.php
@@ -20,7 +20,7 @@ class Contact extends Controller {
         $sql->select("*")
             ->join("contactdetail", "contact.ContactID=contactdetail.ContactID", "left") 
             ->join("occupation","contactdetail.OccupationID=occupation.OccupationID", "left");
-        $rows = $sql->get()->getRowArray();
+        $rows = $sql->get()->getResultArray();
         
         if (empty($rows)) {
             return $this->respond([
@@ -43,7 +43,7 @@ class Contact extends Controller {
             ->join("contactdetail", "contact.ContactID=contactdetail.ContactID", "left") 
             ->join("occupation","occupation.OccupationID=contactdetail.OccupationID", "left")
             ->where('contact.ContactID', (int) $ContactID)
-            ->get()->getRowArray();
+            ->get()->getResultArray();
         
         if (empty($rows)) {
             return $this->respond([
diff --git a/app/Controllers/OrderTest.php b/app/Controllers/OrderTest.php
index ae8699a..9a672dc 100644
--- a/app/Controllers/OrderTest.php
+++ b/app/Controllers/OrderTest.php
@@ -16,7 +16,7 @@ class OrderTest extends Controller {
     }
 
     public function index() {
-        $rows = $this->db->table('ordertest')->select("*")->get()->getRowArray();
+        $rows = $this->db->table('ordertest')->select("*")->get()->getResultArray();
 
         if (empty($rows)) {
             return $this->respond([
@@ -34,7 +34,7 @@ class OrderTest extends Controller {
     }
 
     public function show($OrderID = null) {
-        $row=$this->db->table('ordertest')->select("*")->where('OrderID=', $OrderID)->get()->getRowArray();
+        $row=$this->db->table('ordertest')->select("*")->where('OrderID=', $OrderID)->get()->getResultArray();
         
         if (empty($row)) {
             return $this->respond([
diff --git a/app/Controllers/Patient.php b/app/Controllers/Patient.php
index d317538..bf5fcbe 100644
--- a/app/Controllers/Patient.php
+++ b/app/Controllers/Patient.php
@@ -169,7 +169,7 @@ class Patient extends Controller {
             ->select('InternalPID, PatientID')
             ->where('InternalPID', (int) $custodianId)
             ->get()
-            ->getRowArray() ?: null;
+            ->getResultArray() ?: null;
     }
 
 
@@ -344,7 +344,7 @@ class Patient extends Controller {
             if (!$input["InternalPID"] || !is_numeric($input["InternalPID"])) { return $this->respond(['status' => 'error', 'message' => 'Invalid or missing InternalPID'], 400); }
             
             $InternalPID = $input["InternalPID"];
-            $patient = $this->db->table('patient')->where('InternalPID', $InternalPID)->get()->getRowArray();
+            $patient = $this->db->table('patient')->where('InternalPID', $InternalPID)->get()->getResultArray();
             if (!$patient) { return $this->respond(['status' => 'error', 'message' => 'Patient not found'], 404); }
 
             $dataPatient = $this->preparePatientData($input);
@@ -466,7 +466,7 @@ class Patient extends Controller {
             $patient = $this->db->table('patient')
                 ->where($tableName, $searchName)
                 ->get()
-                ->getRowArray();
+                ->getResultArray();
 
             if (!$patient) {
                 return $this->respond([