We are getting the same error...
Error while loading code module: ‘QRCoderImageToByteArray, Version=1.0.0.0, Culture=neutral, PublicKeyToken=3016ec4525f0585e’. Details: Could not load file or assembly 'QRCoderImageToByteArray, Version=1.0.0.0, Culture=neutral, PublicKeyToken=3016ec4525f0585e' or one of its dependencies....