I recently did a fresh install of nav on Debian Jessie.

Everything is working except geomap, when navigating to http://nav-server/geomap/normal/ i receive an alert via mail with the following information:

Internal Server Error: /geomap/normal/data Traceback (most recent call last):

File "/usr/lib/python2.7/dist-packages/django/core/handlers/base.py", line 111, in get_response

response = wrapped_callback(request, *callback_args, **callback_kwargs)

File "/usr/lib/python2.7/dist-packages/nav/web/geomap/views.py", line 163, in data

do_fetch_data)

File "/usr/lib/python2.7/dist-packages/nav/web/geomap/views.py", line 210, in get_formatted_data

output = format_data(format_, features)

File "/usr/lib/python2.7/dist-packages/nav/web/geomap/output_formats.py", line 96, in format_data

return formatter(featurelist)

File "/usr/lib/python2.7/dist-packages/nav/web/geomap/output_formats.py", line 45, in make_geojson

return json.dumps(geojson)

File "/usr/lib/python2.7/json/__init__.py", line 243, in dumps

return _default_encoder.encode(obj)

File "/usr/lib/python2.7/json/encoder.py", line 207, in encode

chunks = self.iterencode(o, _one_shot=True)

File "/usr/lib/python2.7/json/encoder.py", line 270, in iterencode

return _iterencode(o, 0)

File "/usr/lib/python2.7/json/encoder.py", line 184, in default

raise TypeError(repr(o) + " is not JSON serializable")

TypeError: <lazy_dict {'color': '#666666', 'popup': {'content': u'<div class="place-popup">\n\n <table class="listtable">\n <tr>\n <th>Rooms</th>\n <th>IP devices</th>\n <th>CPU load (max)</th>\n </tr>\n <tr>\n <td>1</td>\n <td>1</td>\n <td>unknown</td>\n </tr>\n </table>\n\n \n <table class="listtable">\n <caption>\n <a href="/search/room/MEKU-2ETG-EF-02/"\n target="_blank"\n title="View room information">\n MEKU-2ETG-EF-02\n (Etasjefordeling #2 - MEKU)\n </a>\n </caption>\n\n <tr>\n <td><b>IP Devices:</b> 1</td>\n <td><b>CPU load (max):</b> unknown</td>\n </tr>\n\n <tr>\n <td colspan="2">\n <ul class="large-block-grid-2">\n \n <li>\n <h5>\n <a href="/ipdevinfo/sw-meku-03.net.domain.no/"\n target="_blank"\n title="View in IP Device Info"> sw-meku-03.net.domain.no</a>\n </h5>\n <ul class="no-bullet">\n <li><b>IP:</b>10.10.10.10</li>\n <li><b>Category:</b> SW</li>\n <li><b>Type:</b> Cisco C2960S</li>\n <li><b>Up:</b> y</li>\n <li><b>Load:</b> unknown</li>\n </ul>\n </li>\n \n </ul>\n </td>\n </tr>\n\n </table>\n \n\n</div>\n', 'closable': True, 'id': 'popup-cn[cn[37]]', 'size': [300, 250]}, 'type': 'node', 'size': 4}> is not JSON serializable I guess there's a step i forgot, but can't figure out what it is.