Google App Engine - PM2 - 启动程序失败:启动后未能检测到应用程序:ForAppStart():

Kra*_*itz 7 google-app-engine pm2 app-engine-flexible

我在 Google App Engine 上运行一个应用程序,它是一个简单的 Node js 应用程序,我运行它的启动命令是,pm2 start build/index.js但我不断收到此错误Start program failed: failed to detect app after start: ForAppStart():