Fix crash with no data.
Fix crash with no data.

autosportlabs/kivy,jegger/kivy,darkopevec/kivy,rnixx/kivy,matham/kivy,aron-bordin/kivy,el-ethan/kivy,autosportlabs/kivy,akshayaurora/kivy,aron-bordin/kivy,kived/kivy,jkankiewicz/kivy,jkankiewicz/kivy,darkopevec/kivy,jegger/kivy,rnixx/kivy,jkankiewicz/kivy,manthansharma/kivy,kivy/kivy,tony/kivy,janssen/kivy,autosportlabs/kivy,andnovar/kivy,Cheaterman/kivy,bionoid/kivy,inclement/kivy,inclement/kivy,el-ethan/kivy,tony/kivy,KeyWeeUsr/kivy,darkopevec/kivy,KeyWeeUsr/kivy,rafalo1333/kivy,LogicalDash/kivy,jkankiewicz/kivy,janssen/kivy,andnovar/kivy,matham/kivy,LogicalDash/kivy,Cheaterman/kivy,janssen/kivy,Cheaterman/kivy,rnixx/kivy,matham/kivy,manthansharma/kivy,LogicalDash/kivy,aron-bordin/kivy,matham/kivy,bionoid/kivy,kived/kivy,jegger/kivy,kivy/kivy,tony/kivy,rafalo1333/kivy,el-ethan/kivy,janssen/kivy,darkopevec/kivy,andnovar/kivy,manthansharma/kivy,akshayaurora/kivy,kivy/kivy,Cheaterman/kivy,LogicalDash/kivy,kived/kivy,jegger/kivy,KeyWeeUsr/kivy,inclement/kivy,KeyWeeUsr/kivy,aron-bordin/kivy,bionoid/kivy,manthansharma/kivy,akshayaurora/kivy,bionoid/kivy,rafalo1333/kivy