An error occurred: invalid literal for int() with base 10: '{zoom}' File "/usr/local/lib/python2.7/dist-packages/TileCache/Service.py", line 258, in modPythonHandler host ) File "/usr/local/lib/python2.7/dist-packages/TileCache/Service.py", line 203, in dispatchRequest tile = TMS(self).parse(params, path_info, host) File "/usr/local/lib/python2.7/dist-packages/TileCache/Services/TMS.py", line 23, in parse res = layer.resolutions[int(parts[2])]