Import Currency Exchange Rates Central Bank of Europe from site in Ax2012 R2

Hi,

when we tried to import using  provider setup we facing following warning and exchange rate is not import

see following warning 

 " An exchange rate could not be found for ISO currency codes CNY and USD, on the following date: 8/3/2015. Verify the ISO currency codes that are supported by the provider and that are available for the requested date.

An exchange rate could not be found for ISO currency codes EUR and DKK, on the following date: 8/3/2015. Verify the ISO currency codes that are supported by the provider and that are available for the requested date.

An exchange rate could not be found for ISO currency codes EUR and DKK, on the following date: 8/3/2015. Verify the ISO currency codes that are supported by the provider and that are available for the requested date.

The following number of exchange rates were imported: 0"

Thanks,