Take the 2-minute tour ×  I am new to Geodjango. and I am
following the steps given in
https://docs.djangoproject.com/en/dev/ref/contrib/gis/tutorial/#
and the steps i followed before https://docs.djangoproject.com/e
n/dev/ref/contrib/gis/tutorial/#spatial-queries were working
fine but after that I got error in the  qs =
WorldBorder.objects.filter(mpoly__contains=pnt_wkt)  in this
Statement.  Error it is showing is  FieldError: Cannot resolve
keyword 'mpoly' into field. Choices are: area, fips, geom, id,
iso2, iso3, lat, lon, name, pop2005, region, subregion, un  and
if I am executing this line  sm =
WorldBorder.objects.get(name='San Marino')  Then Error is
DatabaseError: column world_worldborder.geom does not exist LINE
1: ...ld_worldborder"."lon", "world_worldborder"."lat",
"world_wor...  Kindly Help ..   share|improve this question add
comment  2 Answers  You changed your schema and the underlying
tables did not get updated. When I develop on Django, I usually
change my schema quite often. Unless you wan