Hello everybody I am developing an OpenCv c++ program that in that am using a Delphi based DLL to grab and process some pictures. I load Delphi dll in my c++ project and run successfully.But when i deploy my project and run its .exe file on an other machine , my project cant to start. I searched a lot and find out that my problem is in ImageEn. I put ielib64.dll and ievision64.dll in my .exe file directory and tested again but anything didn't change. When i comment ImageEn object in my delphi DLL source, program can to start successfully , but when i uncomment ImageEn object , my programm can't to start. My compiler is c++ MSVC2017 in windows 10 64 bit. what is my problem and how can to solve it? Any solution is appreciated. Thanks a lot.