Hello, I am trying to use some function in MediaInfo.dll specifically the Inform function to get video bitrate. However, Dllopen function seems to always return -1. I have searched the forum and most people does not have problem using it and is incorporated in many scripts. I have redownloaded the dll file from another source but still the same thing. Here's the the test code I used: (I made sure MediaInfo.dll was located in C:\) Dim $MediaInfo = @ScriptDir & "\Tools\MediaInfo\" Func