Fatal error: Uncaught Error: Attempt to assign property "minGeneration" on null in /home/fbdpedigree/public_html/public/coi_calculation/dogdata/dogenum.php:174 Stack trace: #0 /home/fbdpedigree/public_html/public/coi_calculation/coicalc/ancanal.php(80): DogEnumerator->sortDogs(NULL, '8') #1 /home/fbdpedigree/public_html/public/coi_calculation/coi.php(104): AncestorAnalyser->run(Object(DogEnumerator), Object(SimpleDog), '8') #2 /home/fbdpedigree/public_html/public/coi_calculation/coi.php(344): doCalc('273749', '8') #3 {main} thrown in /home/fbdpedigree/public_html/public/coi_calculation/dogdata/dogenum.php on line 174