E: festival: subprocess installed post-installation script returned error exit status 1
E: festlex-cmu: dependency problems - leaving unconfigured
E: festlex-poslex: dependency problems - leaving unconfigured
E: pidgin-festival: dependency problems - leaving unconfigured
E: festvox-kallpc16k: dependency problems - leaving unconfigured
E: festvox-kdlpc16k: dependency problems - leaving unconfigured

so I got this error just ignored it and edited festival config file manually. but this is coming up everytime i used synaptic how do i get rid of it?