I think the problem is that perl-base has "Breaks: doc-base (<< 0.10.3)", but that will allow an unpacked but unconfigured perl 5.14 together with doc-base 0.10.2, so any trigger will break doc-base.
I think the problem is that perl-base has "Breaks: doc-base (<< 0.10.3)", but that will allow an unpacked but unconfigured perl 5.14 together with doc-base 0.10.2, so any trigger will break doc-base.