The page cannot be displayed due to missing values.
There are two possible reasons for this occurring:
You are a spider / search engine crawler.
You have returned to the page without the full page address. See
Some pages, particularly the calculation pages require information held in the address of the page: E.g. www.ContractorCalculator.co.uk?Rate=25&Hours=40
If a page is saved (perhaps bookmarked) without these values then returning to the page can cause problems because the values are missing.
Ensure that when you bookmark a page the full address of the page is used.
Now you can either:
Select a new Calculator from the
Return to the