diff --git a/app/src/Controller/API/withJson.php b/app/src/Controller/API/withJson.php
index cc4c051..35a91f9 100644
--- a/app/src/Controller/API/withJson.php
+++ b/app/src/Controller/API/withJson.php
@@ -1,6 +1,7 @@
 <?php
 namespace Incoviba\Controller\API;
 
+use Throwable;
 use Psr\Http\Message\ResponseInterface;
 
 trait withJson
@@ -10,4 +11,73 @@ trait withJson
         $response->getBody()->write(json_encode($data));
         return $response->withStatus($statusCode)->withHeader('Content-Type', 'application/json');
     }
+    public function parseError(Throwable $exception): array
+    {
+        return [
+            'code' => $exception->getCode(),
+            'message' => $exception->getMessage(),
+            'file' => $this->parseFilename($exception->getFile()),
+            'line' => $exception->getLine(),
+            'trace' => $this->parseStack($exception->getTraceAsString()),
+            'previous' => ($exception->getPrevious() instanceof Throwable) ? $this->parseError($exception->getPrevious()) : ''
+        ];
+    }
+    public function withError(ResponseInterface $response, Throwable $exception): ResponseInterface
+    {
+        $output = $this->parseError($exception);
+
+        $response->getBody()->write(json_encode(['error' => $output]));
+        return $response->withHeader('Content-Type', 'application/json');
+    }
+    public function withErrors(ResponseInterface $response, array $errors): ResponseInterface
+    {
+        foreach ($errors as $error) {
+            $response = $this->withError($response, $error);
+        }
+
+        return $response;
+    }
+
+    protected function parseFilename(string $filename): string
+    {
+        return str_replace('/code/', '', $filename);
+    }
+    protected function parseStack(string|array $stack): array
+    {
+        if (is_string($stack)) {
+            $stack = explode(PHP_EOL, $stack);
+        }
+        $output = [];
+        foreach ($stack as $line) {
+            $index = substr($line, 1, strpos($line, ' ') - 1);
+            $content = substr($line, strpos($line, ' ') + 1);
+            if (str_contains($line, '{main}')) {
+                $output [] = [
+                    'stack' => $index,
+                    'message' => $content
+                ];
+                continue;
+            }
+            if (str_starts_with($content, '[internal function]')) {
+                $content = substr($content, strlen('[internal function]: '));
+                $output [] = [
+                    'stack' => $index,
+                    'type' => 'internal function',
+                    'message' => $content
+                ];
+                continue;
+            }
+            $fileData = substr($content, 0, strpos($content, ' '));
+            $file = substr($fileData, 0, strrpos($fileData, '('));
+            $fileLine = (int) substr($fileData, strrpos($fileData, '(') + 1, -2);
+            $error = substr($content, strlen($fileData) + 1);
+            $output []= [
+                'stack' => $index,
+                'file' => $this->parseFilename($file),
+                'line' => $fileLine,
+                'error' => $error
+            ];
+        }
+        return $output;
+    }
 }