This is not a bug in the installer, but in the data source, which is Ubuntu Geonames (linked bug task). The source for which appears to be lp:~ubuntu-geonames-hackers/ubuntu-geonames/trunk.
The source needs to be fixed to not include this duplicate info - that will correct the issue for all historical installer images as well.
This is not a bug in the installer, but in the data source, which is Ubuntu Geonames (linked bug task). The source for which appears to be lp:~ubuntu-geonames-hackers/ubuntu-geonames/trunk.
The source needs to be fixed to not include this duplicate info - that will correct the issue for all historical installer images as well.