I have the same behaviour also without apt-xapian-index installed, mostly up to four duplicates but even eight occur (Ubuntu 16.04). But it's only in the origin-section. All the others behave normally. Synaptic is working ok for the rest, installing packages etc.
I have the same behaviour also without apt-xapian-index installed, mostly up to four duplicates but even eight occur (Ubuntu 16.04). But it's only in the origin-section. All the others behave normally. Synaptic is working ok for the rest, installing packages etc.