> For the complete documentation index, see [llms.txt](https://docs.icpc1hn.work/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.icpc1hn.work/ung-dung-n8n/loi-thuong-gap.md).

# Lỗi thường gặp

1. **Lỗi 403 access\_denied**

<figure><img src="/files/DOxH4nemL7rZyNwKF4RH" alt="" width="430"><figcaption></figcaption></figure>

Cách khắc phục:&#x20;

Truy cập <https://console.cloud.google.com/auth/audience>

Chọn **Publish App** ⇒ **Confirm**

<figure><img src="/files/q1EPeSvXdKYjXCNR5aBZ" alt=""><figcaption></figcaption></figure>

<figure><img src="/files/jCaQmn7VSIPsnQfEPY84" alt=""><figcaption></figcaption></figure>