But luckily, you can try the following methods to fix it by yourself. As for the root causes, it might be hard to figure out. It is possible that the DLL file gets missing, corrupted or is not in a directory specified in the path. This error occurs because the program or driver fails to locate a specific DLL file. This error comes up with Entry Point Not Found notification dialog and points out the problematic DLL file, just as the following screenshot shows. “The procedure entry point could not be located in the dynamic link library” is an error message that might appear when you are trying to open a certain program or install a driver on your computer.