Help menu pluggins

install version 3.1.0, I am trying to enable the Bootstrap 3 plugin but it does not load the Plugins menu, I can not enable the Bootstrap 3 theme. Please I need help and thank you

Do you want to say that your primary issue is that you cannot see the list of plugins?

Yes, exactly. I can not see the list of plugins, so I can not activate any plugins.

Can you post here your php error log?