Eurico I, rey de los Visigodos - You have a loop going that makes it look like Eurico is his own great grand father.

If you lgo from Eurico I to his mother, Unknown name wife of the Visigoths, to her father Alarico II, rey de los Visigodos. Alarico II, rey de los Visigodos list Eurico I as his father. Alarico birth date is listed as 458 where Unknown's is not listed, and Eurico as 435. Fixing this might also fix some of the inconsistencies listed with them.