The action you just performed triggered the security solution. The remote container extension uses the files in the .devcontainer folder, namely devcontainer.json, and an optional Dockerfile or docker-compose.yml, to create your dev containers. The advice is generally to watch the headers in the FTP communication to better understand exactly what failed and how. 2020-10-02T11:49:02.1297727Z Description : Install and publish npm packages, or run an npm command. Internal post-request generation error. Tell the author that this fails on your system: npm ERR! , ] [0] npm run start exited with code 1 The terminal process "C:\WINDOWS\System32\WindowsPowerShell\v1.0\powershell.exe -Command npm run e2e:localhost" terminated with exit code: 1. Thanks for contributing an answer to Stack Overflow! This probably means the system ran out of memory or someone called kill -9 on the process. To learn more, see our tips on writing great answers. If you find that you need to add a new directory to the PATH variable, see our other tutorial for step by step instructions on how to do that.For additional information about the exit code 127 status, see the EXIT STATUS section of the Bash man page. ` npm ERR to run `` npm install into.. Likely a problem with the package, npm ERR Search: the process/container terminated with exit code error.