Preparing to unpack .../ttf-ancient-fonts_2.57-1ubuntu1_all.deb ...
Unpacking ttf-ancient-fonts (2.57-1ubuntu1) ...
Processing triggers for fontconfig (2.11.1-0ubuntu6) ...
dpkg: error processing package irqbalance (--configure):
 package irqbalance is not ready for configuration
 cannot configure (current status `half-installed')