Microsoft Internet Explorer
- Click on Tools.
- Click on Internet Options.
- Go to Advance Tab.
- Disable the option Show Friendly HTTP Error Messages.
- Refresh your browser after this and you should get the actual error message in your coding.
If you are not using IE, then you need to enable option "Send error message to browsers" from IIS. Since, your website is hosted under shared server, you can submit the ticket for the same.