This is just a short “quick fix” post. For those who need it, here’s a quick fix when you get an error message like this: “W: Failed to fetch http://security.ubuntu.com/ubuntu/pool/main/f/ffmpeg/libpostproc1d_0.cvs20070307-5ubuntu7.2_amd64.deb Size mismatch” It’s an error I received when the auto … Continue reading →