diff --git a/api/ticket_dependencies.php b/api/ticket_dependencies.php
index b603d63..5242760 100644
--- a/api/ticket_dependencies.php
+++ b/api/ticket_dependencies.php
@@ -7,11 +7,19 @@
  * DELETE: Remove a dependency
  */
 
-// Apply rate limiting
+// Capture errors for debugging
+ini_set('display_errors', 0);
+error_reporting(E_ALL);
+
+// Apply rate limiting (also starts session)
 require_once dirname(__DIR__) . '/middleware/RateLimitMiddleware.php';
 RateLimitMiddleware::apply('api');
 
-session_start();
+// Ensure session is started
+if (session_status() === PHP_SESSION_NONE) {
+    session_start();
+}
+
 require_once dirname(__DIR__) . '/config/config.php';
 require_once dirname(__DIR__) . '/models/DependencyModel.php';
 require_once dirname(__DIR__) . '/models/AuditLogModel.php';
diff --git a/api/upload_attachment.php b/api/upload_attachment.php
index 275bc73..1520773 100644
--- a/api/upload_attachment.php
+++ b/api/upload_attachment.php
@@ -5,11 +5,19 @@
  * Handles file uploads for ticket attachments
  */
 
-// Apply rate limiting
+// Capture errors for debugging
+ini_set('display_errors', 0);
+error_reporting(E_ALL);
+
+// Apply rate limiting (also starts session)
 require_once dirname(__DIR__) . '/middleware/RateLimitMiddleware.php';
 RateLimitMiddleware::apply('api');
 
-session_start();
+// Ensure session is started
+if (session_status() === PHP_SESSION_NONE) {
+    session_start();
+}
+
 require_once dirname(__DIR__) . '/config/config.php';
 require_once dirname(__DIR__) . '/helpers/ResponseHelper.php';
 require_once dirname(__DIR__) . '/models/AttachmentModel.php';