there is a particularly awful bug with kspread that some people might hit where a document you're working on causes kspread to crash, and so does the saved version as well. has to do with the use of cell merging. attached is a patch for this until 1.2.1 ships. i suggest adding this in if possible.
Created attachment 5851 [details, diff] patch for koffice-1.2/kspread
Created attachment 5895 [details] new ebuild new ebuild for the patch
Created attachment 5896 [details, diff] patch for new ebuild this obsoletes attach # 5851
Committed a koffice-1.2-r2 ebuild that adds this patch.