cannot log in as an administrator on site

[Garry]

Hi
when changing settings made ​​an error in the menu system - your site to show the documents in the mail.
Now I can not log in as admin
only in the store.
Any attempt to the message:

There has been an error processing your request

Please check error log for more info. You can check error log in the control panel if it is functional. Otherwise, refer to error log located in your web server
Go to main page

[abolabo]

Please check error log for more info. You can check error log in the control panel if it is functional. Otherwise, refer to error log located in your web server
Go to main page

so, what's the check's result?

[Garry]

everything is OK.
Forgot the security settings.