500 Internal Server Error

[Dejadead]

Hello there (ou plutôt bonjour) I have also a
500 Internal Server Error
The request was not completed. The server met an unexpected condition.

when I try to send a mail with my site. It is made in python using flask mail to do it. I checked permissions but they're ok.

 

[cPanelMichael]

Hello,

Do you notice any error messages under the "Errors" option in cPanel? It's documented at:

Errors - Documentation - cPanel Documentation

Thank you.