By request I'll briefly run over generating new timedimension in BA. By default BA is not able to create a Fical Calendar that fits the content of the table AccountingPeriodes. Nor is it able to handle calendars from Service. These can however be created...

Just a service message - Henrik Skydtsgaard has a blog on .Net and Navision here http://blogs.msdn.com/skydtsgaard

Just a note on the update of the configuration post. I had to move my pictures to new location.