Error check added.
Error check added.

tklauser/libqrencode,fuhangbo/libqrencode,jaybinhe/libqrencode,tklauser/libqrencode,UniQP/libqrencode,UniQP/libqrencode,jaybinhe/libqrencode,mazoRen/libqrencode,sballe73/libqrencode,fukuchi/libqrencode,alexrao/libqrencode,sballe73/libqrencode,mazoRen/libqrencode,UniQP/libqrencode,jaybinhe/libqrencode,fuhangbo/libqrencode,jaybinhe/libqrencode,mazoRen/libqrencode,fuhangbo/libqrencode,fukuchi/libqrencode,mazoRen/libqrencode,alexrao/libqrencode,sballe73/libqrencode,UniQP/libqrencode,tklauser/libqrencode,tklauser/libqrencode,alexrao/libqrencode,fukuchi/libqrencode,alexrao/libqrencode,sballe73/libqrencode