nodemon启动报错？

Question

  throw er; // Unhandled 'error' event
  ^

Error: spawn cmd ENOENT

at Process.ChildProcess._handle.onexit (internal/child_process.js:240:19)
at onErrorNT (internal/child_process.js:415:16)
at process._tickCallback (internal/process/next_tick.js:63:19)

Emitted 'error' event at:

at Process.ChildProcess._handle.onexit (internal/child_process.js:246:12)
at onErrorNT (internal/child_process.js:415:16)
at process._tickCallback (internal/process/next_tick.js:63:19)

[nodemon] app crashed - waiting for file changes before starting...