I got an error: 503 Whoops, GitLab is currently unavailable.

Summary

I got an error: 503 Whoops, GitLab is currently unavailable. https://gitlab.com/cn-services-sandbox/micro-math/micro-math-base-operation/-/branches

Steps to reproduce

Try tech this link: https://gitlab.com/cn-services-sandbox/micro-math/micro-math-base-operation/-/branches

Example Project

https://gitlab.com/cn-services-sandbox/micro-math/micro-math-base-operation/-/branches

What is the current bug behavior?

503 Whoops, GitLab is currently unavailable.

What is the expected correct behavior?

List of branches.

Relevant logs and/or screenshots

image

Output of checks

This bug happens on GitLab.com