Warning for application compiler for MATLAB 2019b for read only file during the compilation of same image second time?

The compiled image is created succesfully for the first time using the .prj file. But , when we compile it for the next time then it shows the warning, that it is not able to copy the file. The file that it is not able to copy are files are redistribution of the end user and they are read only file. If the read only option is removed then no warning is displayed. The warning comes in the read only file given to the end user