Sort:  

Click on the network tab so I can see what api calls are being made when you try to login.

I'll do that when I'll have the same issue and send you the screen. Now everything seems ok.

I have also a question to ask you, I already asked other witnesses and they said that maybe fixed, but maybe you know better.

Why this page is empty : https://hive.blog/tags

I think that's important to know the most commented posts. I would like to curate them, but I can't find a way to find them. If that tag page will work, I think it will be better.

It's happening again :

6cd1e1dbca36678293f04f4b117e7374.png

Try changing your node to api.hive.blog. If you're using hive.blog, go to profile setting, click the triangle tab labeled Advanced.