I get this issue after adding the SourceGear APT Repository on Ubuntu 12.04 as per these instructions http://veracity-scm.com/help/ubuntu_install.html - see https://bugs.launchpad.net/ubuntu/+source/apt-xapian-index/+bug/1086351 and https://bugs.launchpad.net/ubuntu/+source/software-properties/+bug/1090925
I get this issue after adding the SourceGear APT Repository on Ubuntu 12.04 as per these instructions http:// veracity- scm.com/ help/ubuntu_ install. html - see https:/ /bugs.launchpad .net/ubuntu/ +source/ apt-xapian- index/+ bug/1086351 and https:/ /bugs.launchpad .net/ubuntu/ +source/ software- properties/ +bug/1090925