diff --git a/framework/framework/package.json b/framework/framework/package.json
index 9ac1ab435..db2f76be2 100644
--- a/framework/framework/package.json
+++ b/framework/framework/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@hydrooj/framework",
-    "version": "0.3.1",
+    "version": "0.3.2",
     "main": "index.ts",
     "license": "MIT",
     "repository": "https://github.com/hydro-dev/Hydro",
diff --git a/framework/framework/server.ts b/framework/framework/server.ts
index 05d8d448e..02c321f42 100644
--- a/framework/framework/server.ts
+++ b/framework/framework/server.ts
@@ -14,7 +14,7 @@ import Schema from 'schemastery';
 import { Shorty } from 'shorty.js';
 import { WebSocket, WebSocketServer } from 'ws';
 import {
-    Counter, errorMessage, isClass, Logger, parseMemoryMB,
+    Counter, errorMessage, isClass, Logger, parseMemoryMB, unwrapAggregateError,
 } from '@hydrooj/utils/lib/utils';
 import base from './base';
 import * as decorators from './decorators';
@@ -56,10 +56,6 @@ async function forkContextWithScope(ctx: CordisContext) {
     };
 }
 
-function unwrapAggregateError(error: any) {
-    return error instanceof AggregateError ? error.errors[0] : error;
-}
-
 export interface HydroRequest {
     method: string;
     host: string;
@@ -259,6 +255,7 @@ export class Handler extends HandlerCommon {
     }
 
     async onerror(error: HydroError) {
+        error = unwrapAggregateError(error);
         error.msg ||= () => error.message;
         console.error(`Error on user request: ${error.msg()}\n`, error);
         if (error instanceof UserFacingError && !process.env.DEV) error.stack = '';
diff --git a/framework/utils/lib/utils.ts b/framework/utils/lib/utils.ts
index ba8cc6ad5..ee2d2ee26 100644
--- a/framework/utils/lib/utils.ts
+++ b/framework/utils/lib/utils.ts
@@ -170,8 +170,15 @@ export const Time = {
     },
 };
 
+export function unwrapAggregateError(error: any): any {
+    return error instanceof Error && Array.isArray((error as any).errors) && (error as any).errors.length
+        ? unwrapAggregateError((error as any).errors[0])
+        : error;
+}
+
 export function errorMessage(err: Error | string) {
-    const t = typeof err === 'string' ? err : err.stack;
+    err = unwrapAggregateError(err);
+    const t = typeof err === 'string' ? err : err.stack || err.message || String(err);
     const lines = t.split('\n')
         .filter((i) => !i.includes(' (node:') && !i.includes('(internal'));
     let cursor = 1;
diff --git a/framework/utils/package.json b/framework/utils/package.json
index 7e5410c10..2a452aa4d 100644
--- a/framework/utils/package.json
+++ b/framework/utils/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@hydrooj/utils",
-    "version": "1.5.7",
+    "version": "1.5.8",
     "description": "hydrooj utils",
     "type": "module",
     "main": "lib/utils.ts",