[Linker Error] Unresolved external '__fastcall TfmReaderType::DataSource1Sta
我在DataSource1 的event 中的StateChange 编了的函数,后来觉的没必要就删了,结果就出现以下提示:
[Linker Error] Unresolved external '__fastcall TfmReaderType::DataSource1StateChange(System::TObject *)' referenced from E:\图书管理\新建文件夹\新建文件夹\新建文件夹\READERTYPE.OBJ