However removing .kde/share/apps/konqsidebartng did solve the problem for me. The .desktop files under this folder contained icon names which were different to the default values.
-- KDE4: missing icons in Konqueror's navigation bar (for the Oxygen set of icons) https://bugs.launchpad.net/bugs/277806 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs