This has been fixed in kdesdk 4:4.5.1-0ubuntu1.
/usr/share/kde4/apps/kate/icons/oxygen/16x16/actions/null.png was missing in the package.
This has been fixed in kdesdk 4:4.5.1-0ubuntu1.
/usr/share/ kde4/apps/ kate/icons/ oxygen/ 16x16/actions/ null.png was missing in the package.