The Codex is preserved as a legacy and developer reference. The current interface is documented in the new guides.
If you see the message “Sorry, your request can not be accepted” on your login page like the picture bellow, please follow the steps:

-
Rename
ip-location-blocktoip-location-block-in the plugin directory (/wp-content/plugins/) on your server using FTP or the file manager like cPanel. This makes the plugin deactivated. -
Login to your site as an admin. You’ll see the following message on your plugins page.
The plugin
ip-location-block/ip-location-block.phphas been deactivated due to an error: Plugin file does not exist.
Note: When you configure"mu-plugins" (ip-location-block-mu.php)as Validation timing, then you’ll also find the message “Can’t find IP Location Block in your plugins directory” like the above picture that can be ignored for now. -
Revert the renamed
ip-location-block-to the original nameip-location-blockusing FTP or your file manager. -
Refresh your plugins page, then activate IP Location Block again.
-
Resolve the cause of blocking according to the error message as follows.
Error message
-
Validation rules and behavior
When you find the following message:
In this case, check your country code and configure properly on Settings tab:
Or check whether your IP address is blacklisted: 
-
Statistics in IP address cache
When you find the following message:
In this case, remove your IP address from the cache on Statistics tab: 
-
Geolocation API libraries
When you find the following message:
In this case, please try to deactivate IP Location Block once and re-activate again to re-install Geolocation API libraries on Plugins page.