Use DS constant.

laravel/error.php

@@ -20,7 +20,7 @@ class Error {
 		// For Laravel view errors we want to show a prettier error:
 		$file = $exception->getFile();
 
-		if (str_contains($exception->getFile(), 'eval()') and str_contains($exception->getFile(), 'laravel/view.php'))
+		if (str_contains($exception->getFile(), 'eval()') and str_contains($exception->getFile(), 'laravel'.DS.'view.php'))
 		{
 			$message = 'Error rendering view: ['.View::$last['name'].']'.PHP_EOL.PHP_EOL.$message;