making area fallback gracefully if a globalarea() is changed
making area fallback gracefully if a globalarea() is changed


Former-commit-id: 43ddfac60698226e2b1834b2c43660a4a9ef2de1
mlocati/concrete5,olsgreen/concrete5,jaromirdalecky/concrete5,mainio/concrete5,deek87/concrete5,rikzuiderlicht/concrete5,hissy/concrete5,olsgreen/concrete5,MrKarlDilkington/concrete5,MrKarlDilkington/concrete5,acliss19xx/concrete5,concrete5/concrete5,haeflimi/concrete5,concrete5/concrete5,hissy/concrete5,olsgreen/concrete5,hissy/concrete5,biplobice/concrete5,rikzuiderlicht/concrete5,concrete5/concrete5,deek87/concrete5,KorvinSzanto/concrete5,acliss19xx/concrete5,triplei/concrete5-8,a3020/concrete5,biplobice/concrete5,haeflimi/concrete5,acliss19xx/concrete5,rikzuiderlicht/concrete5,mainio/concrete5,jaromirdalecky/concrete5,mainio/concrete5,jaromirdalecky/concrete5,deek87/concrete5,biplobice/concrete5,jaromirdalecky/concrete5,biplobice/concrete5,concrete5/concrete5,KorvinSzanto/concrete5,a3020/concrete5,triplei/concrete5-8,MrKarlDilkington/concrete5,mlocati/concrete5,hissy/concrete5,mlocati/concrete5,KorvinSzanto/concrete5,haeflimi/concrete5,deek87/concrete5,triplei/concrete5-8,haeflimi/concrete5,mlocati/concrete5