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<div class="moz-cite-prefix">About (B) yes there is a difference
between loading a graph and then "later" perform routing on it.<br>
You have to be aware of which graph you have loaded and if the
route points are indeed contained in it.<br>
<br>
I often at my apps try to perform routing and it could fail - only
to discover that I have loaded the wrong country's graph.<br>
<br>
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<div class="moz-signature">-- <br>
<font color="#000000">Emux</font><br>
<a href="http://wiki.openstreetmap.org/wiki/Cruiser">Cruiser</a> -
<a
href="http://wiki.openstreetmap.org/wiki/Atlas_%28navigation_application%29">Atlas</a></div>
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