500 internal server Error

[xiaoxue]

dear all good day i need some help here. I just did a full new install of mybb in my host. I have not add any addon or change anything. Only add in a new theme but i don't think is the theme issue. i try to use back the original default theme yet Every time i update something in my signature with a test txt the error show

Internal Server Error
The server encountered an internal error or misconfiguration and was unable to complete your request.
Please contact the server administrator at [email protected] to inform them of the time this error occurred, and the actions you performed just before this error.
More information about this error may be available in the server error log.


here is the issue i cant find any server error log can anyone help me?

[Matt]

You'll need to ask your host for details on an error message, but sounds likely they have mod_security or some other security system set up.

[xiaoxue]

thank you dear i go check with them