enable detailed iis error message in plesk
Enable detailed iis error messages for my website, so that user can know what is the problem.
1. Open the IIS7 manager
2. Select the Website and on its features view, double click on “Error Pages”
3. Right click and select the “Edit Feature Setting”
or select the same from the Actions pane (in the right hand side)
4. Select the “Detailed errors”
radio button and click on OK
5. Now, even your client browsers will be able to see the detailed error messages.