You just need to make some edit :
1) Fix the error : "XML Error: Attribute X of floating type was missing in "Blackspot" tag. - On line 43 - [<Blackspot Radius="10" />]"
You should edit the file by change :
<Blackspots>
<Blackspot Radius="10" />
<Blackspot X="565.1379" Y="7758.172"...