Improved encoding check error message.
Improved encoding check error message.

darcs-hash:20050618091512-4eba8-2e0c6071ca3405f70df6cbb66872129d3894ce00.gz

knixeur/notion,raboof/notion,anoduck/notion,neg-serg/notion,knixeur/notion,neg-serg/notion,dkogan/notion.xfttest,knixeur/notion,raboof/notion,p5n/notion,neg-serg/notion,anoduck/notion,anoduck/notion,dkogan/notion.xfttest,raboof/notion,neg-serg/notion,dkogan/notion.xfttest,anoduck/notion,anoduck/notion,dkogan/notion,dkogan/notion,p5n/notion,dkogan/notion,dkogan/notion,p5n/notion,p5n/notion,knixeur/notion,dkogan/notion.xfttest,dkogan/notion,raboof/notion,p5n/notion,knixeur/notion