diff --git a/kiri-engine/Error/ErrorHandler.php b/kiri-engine/Error/ErrorHandler.php
index dd9dffba..9a74824d 100644
--- a/kiri-engine/Error/ErrorHandler.php
+++ b/kiri-engine/Error/ErrorHandler.php
@@ -105,7 +105,7 @@ class ErrorHandler extends Component implements ErrorInterface
             return;
         }
 
-        debug_print_backtrace(DEBUG_BACKTRACE_PROVIDE_OBJECT);
+        echo '[' . date('Y-m-d H:i:s') . ']' . var_export($lastError, true);
 
         event(new OnSystemError());
     }