Corona Runtime Error “attempt to concatenate field '?' (a nil value)”
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: i have this 8 question survey in my mobile application handover project. At first the corona did not prompt me any error message and the app works just fine but when i add 2 more question to it i start getting this message error i am not sure why the error is "a nil value" but my code look something like this.(line 662 to 678) function checkEBASComplete() local tempScore = 0 for i = 1, 10 do print("EBAS:"..ebasRating_Arr[i]) tempScore = tempScore + ebasRating_Arr[i] if (ebasRating_Arr[i] == -1) then ebasScore = 0 ebasScore_text.text = "Test