Problem is that CUPS needs the /usr/share/cups/ppdc/*.h files of the cups-ppdc package and the cups-ppdc package is not installed on all systems.
Quick workaround: Install cups-ppdc
Suggestion for an SRU: Make the cups or cups-common package depend on cups-ppdc
Correct fix for Natty: Reorganize files in the CUPS packages. all in /usr/share/cups/ppdc/ and the /usr/share/cups/drv/sample.drv packages belong into the cups package.
Problem is that CUPS needs the /usr/share/ cups/ppdc/ *.h files of the cups-ppdc package and the cups-ppdc package is not installed on all systems.
Quick workaround: Install cups-ppdc
Suggestion for an SRU: Make the cups or cups-common package depend on cups-ppdc
Correct fix for Natty: Reorganize files in the CUPS packages. all in /usr/share/ cups/ppdc/ and the /usr/share/ cups/drv/ sample. drv packages belong into the cups package.