/usr/lib/paraview/libvtkproj4.so is in paraview 3.14.1-1ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/paraview/libvtkproj4.so.pv3.14
/usr/lib/paraview/libvtkproj4.so.pv3.14