refactor: improve error message

codeigniter4 · Feb 12, 2022 · a10bde7 · a10bde7
1 parent c6ee79f
commit a10bde7
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/system/CodeIgniter.php b/system/CodeIgniter.php
@@ -304,7 +304,10 @@ protected function initializeKint()
      */
     public function run(?RouteCollectionInterface $routes = null, bool $returnResponse = false)
     {
-        assert($this->context !== null, 'Context must be set before run() is called');
+        assert(
+            $this->context !== null,
+            'Context must be set before run() is called. If you are upgrading from 4.1.x, you need to merge `public/index.php` and `spark` file from `vendor/codeigniter4/framework`.'
+        );
 
         $this->startBenchmark();