This post was most recently updated on January 23rd, 2020.So, another interesting issue I ran into when developing Azure Functions locally. What an endless bag of funsies! 😁 This time, the issue was simple but infuriating – my Azure Functions host would just silently close when debugging: none of the breakpoints would be hit, no information would be logged anywhere. Azure Functions Core Tools (2.4.432 Commit hash: 3371a87e0fce2aa35986c0de8e77d5d618163b91) Function Runtime Version: 2.0.12332.0 The system cannot find the file specified Press any key to continue . … Continue reading Azure Functions host quits with “The system cannot find the file specified”