Although VLC is renowned for its great convenience, sometimes limitation caused by region code and copyright protection can lead to an error like "VLC not playing DVD". So, now you must need another more powerful tool to convert DVD to the files that VLC supports.
WonderFox DVD Ripper Pro should be your best choice. It is a multifunctional VLC DVD ripper which is able to compress DVDs to more than 300 media formats and codecs, like MP4, AVI, and MP3 and then, you can stream the DVD digital files to a laptop or other portable devices losslessly for an easier playback when you are outside without a DVD player. It should be mentioned that WonderFox DVD Ripper Pro is able to remove any kinds of region codes,break copyright protection techniques and make VLC play DVD on Windows 10.