[{"data":1,"prerenderedAt":101},["ShallowReactive",2],{"/2026/03/18-iisexpress-has-exited-with-code-4294967295":3},{"id":4,"title":5,"body":6,"date":92,"description":35,"extension":93,"meta":94,"navigation":95,"path":96,"robots":97,"seo":98,"stem":99,"__hash__":100},"posts/2026/03/18 iisexpress-has-exited-with-code-4294967295.md","18 Iisexpress Has Exited With Code 4294967295",{"type":7,"value":8,"toc":89},"minimark",[9,18,22,36,39,42,55,58],[10,11,13],"post-title",{":date":12},"date",[14,15,17],"h1",{"id":16},"iis-express-has-exited-with-code-4294967295","IIS Express Has Exited with Code 4294967295",[19,20,21],"p",{},"This happens out of a sudden. It's been working great for a while and suddenly I can't debug the web application, which is still using .NET Framework 4.8. The error message is:",[23,24,25],"code-block",{},[26,27,32],"pre",{"className":28,"code":30,"language":31},[29],"language-text","The program '[19000] iisexpress.exe' has exited with code 4294967295\n","text",[33,34,30],"code",{"__ignoreMap":35},"",[19,37,38],{},"Visual studio will launch the browser but before the browser loads, the application exited.",[19,40,41],{},"Thanks to the following article, I manage to fix it.",[19,43,44],{},[45,46,49],"span",{"className":47},[48],"text-blue-600",[50,51,52],"a",{"href":52,"rel":53},"https://stackoverflow.com/questions/72171694/iis-express-in-visual-studio-2017-crashes-when-debugging-app-and-selecting-file",[54],"nofollow",[19,56,57],{},"But I follow a slightly different steps:",[59,60,61,73,76,79,82],"ol",{},[62,63,64,65,72],"li",{},"I uncheck the option ",[33,66,71],{"className":67},[68,69,70],"bg-gray-200","p-2","rounded","Stop debugger when browser window is closed, close browser when debugging stops",".",[62,74,75],{},"Close the browser instances.",[62,77,78],{},"Launch my application. At this point, iisexpress will not exit for no reason.",[62,80,81],{},"Stop debugging.",[62,83,84,85,88],{},"Check the option ",[33,86,71],{"className":87},[68,69,70]," since this option was initially checked.",{"title":35,"searchDepth":90,"depth":90,"links":91},2,[],"2026-03-18T00:00:00.000Z","md",{},true,"/2026/03/18-iisexpress-has-exited-with-code-4294967295",null,{"title":5,"description":35},"2026/03/18 iisexpress-has-exited-with-code-4294967295","zaLN3_gtYZCfntGVDpYmW-L2kRwlFB2ChywNzxnO024",1785167451478]