<div dir="ltr">Hi Don:<br>I was have similar situation of TileCache. there is an issue you have to pay attention to. The issue is that the parameters of OpenLayers and TileCache have to be extractly same. <br>Have you try config TileCache like this?<br>
<br>[osm-merc]<br>
type=MapnikLayer<br>
mapfile=C:\mapnik\osm.xml<br>
bbox=-16697000,8610000,-<div id=":rz" class="ArwC7c ckChnd">16667000,8640000<br>
resolutions=156543.033900000,78271.516950000,39135.758475000,19567.879237500,9783.939618750,4891.969809375,2445.984904688,1222.992452344,611.496226172,305.748113086,152.874056543,76.437028271,38.218514136,19.109257068,9.554628534,4.777314267,2.388657133,1.194328567,0.59716428337097171575,0.298582142<br>
levels = 18<br>
srs=EPSG:900913<br>
metaTile=yes<br>
metaBuffer=40</div><br>OR<br><br>[osm-merc]<br>
type=MapnikLayer<br>
mapfile=C:\mapnik\osm.xml<br>
bbox=-16697000,8610000,-<div id=":rz" class="ArwC7c ckChnd">16667000,8640000<br>
maxResolution = 156543.0339/4<br>levels = 18<br>
srs=EPSG:900913<br>
metaTile=yes<br>
metaBuffer=40<br>
</div><br>Best regards<br><br>Xiaoyu<br clear="all"><br>-- <br>Xiaoyu Guan (Sam)<br>Geo-information Science<br>Wageningen UR<br><br>
</div>