"Edit exchange rate" has stopped working (2.2.9)

[Adam Funk]

On 2010-02-15, Fred Bone wrote:

> On 14 February 2010 at 20:47, Adam Funk said:

>> What are the rates shown in the Price Editor used for, and how many of
>> them do I need to keep?
>
> Short answer: for reports, and for default conversion rates for fresh 
> transactions. You need to keep the ones you'll need in future; if you 
> don't run reports, then you probably don't need old conversion rates.

I do run reports that would use them, but I probably don't need more
than one rate in a month for a particular currency.  I guess I could
clean them out, but do they really take up much (disk) space?