Sorry, but the following packages have unmet dependencies:
task-kde: Depends: pixie but it is not installable
Depends: kformula but it is not installable
E: Sorry, broken packages
---
Sorry, but the following packages have unmet dependencies:
task-kde-devel: Depends: xlibs-dev but it is not installable or
xlibs6g-dev but it is not installable
Depends: libxml2-dev but it is not installable
E: Sorry, broken packages
---
John