Following URL you are visiting https://www.c-sharpcorner.com/article/file-upload-with-jquery-progress-bar-in-asp-mvc/ It is working fine. ---------------------------------- Now question is How to fix this issue(AW,Snap)? See the following steps Open Chrome browser. Try to open same in incognito browser (CTRL+SHIFT+N) If URL don't open just clear your browsers cookies and cache or delete complete browser history If still you get this error try to disable or remove your browser extensions. Note Above steps are not only for C# Corner. It's for all the site which you visit and get "aw, snap!" To know more about this error just visit following website https://support.google.com/chrome/answer/95669?co=GENIE.Platform%3DDesktop&hl=en