message: bug: Couldn't close Debug Window's environment client after closing debug window
diff: @@ -38,7 +38,11 @@ function openDebugClient() {
  debugWindow && debugWindow.reload()
  })
  debugClient.on('stop', () => {
  + try {
  debugWindow && debugWindow.close()
  + } catch {
  + return
  + }
  })
  }
  