Could you try to completely disable W3 Total Cache?
If that doesn’t help, it might be helpful to check your server error logs to know more about these 500 error logs.
If you do not know how to access your error logs, your hosting provider should be able to help.
Viewing 3 replies - 1 through 3 (of 3 total)
The topic ‘Getting Error 500 when submit message via Contact Form’ is closed to new replies.