Error 404 when accessing all projects

Hi All,

I have an issue in my gitlab server. I can access my dashboard, admin area and all of pages including list of my project everyting is listed.
But, I got Error 404 when accessing all of my project. Below is the screenshoot of the error

Here is the version of my gitlab :
System information
System: Ubuntu 20.04
Current User: git
Using RVM: no
Ruby Version: 2.6.5p114
Gem Version: 2.7.10
Bundler Version:1.17.3
Rake Version: 12.3.3
Redis Version: 5.0.7
Git Version: 2.24.1
Sidekiq Version:5.2.7
Go Version: unknown

GitLab information
Version: 12.7.5
Revision: b0fe37ef58e
Directory: /opt/gitlab/embedded/service/gitlab-rails
DB Adapter: PostgreSQL
DB Version: 10.9
HTTP Clone URL: Sign in · GitLab
SSH Clone URL:
Using LDAP: no
Using Omniauth: yes
Omniauth Providers:

GitLab Shell
Version: 11.0.0
Repository storage paths:

  • default: /var/opt/gitlab/git-data/repositories
    GitLab Shell path: /opt/gitlab/embedded/service/gitlab-shell
    Git: /opt/gitlab/embedded/bin/git