/usr/lib/x86_64-linux-gnu/libKTpCommonInternals.so is in libktp-dev 15.08.3-1.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libKTpCommonInternals.so.9
/usr/lib/x86_64-linux-gnu/libKTpCommonInternals.so.9