My website is having many server error responses

epiz_33312233 - financialwall.fr

I have an error in my back office. When I’m writing a new post, some functionnalities dont appear, like “featured image”. I’m only able to see them in mobile mode.

I inspected the website and it seems to have a lot of server responses error. How can i fix this ?

Error Message is "Failed to load ressource: the server responded with a status of 500 ()

Using custom components as toolbar controls is deprecated.
Access to fetch at "https://errors.infinityfree.net/errors/403/ redirected from …

No idea since you did not write clearly

Read below

Looking alright to me

Thanks for your help.
Do you think this can be the reason of the bug in my wordpress back office ?

Without more information, there is no way to tell.

Try to get an actual descriptive error message.