update

app/controller/weixin.js

@@ -69,6 +69,7 @@ class WeixinController extends Controller {
     try {
       ({ openid } = await weixin.fetch(code));
     } catch (err) {
+      this.ctx.logger.error(err);
       await this.ctx.render('error.njk', { title: err.message, message: err.details });
       return;
     }