appium socket hang up

gistfile1.txt

POST /wd/hub/session/75bf5855-77df-4898-9265-34ad0b23668b/element/14f51212-29ef-4bd8-83cf-76dad1ced09b/click 200 644ms - 87

debug: Appium request initiated at /wd/hub/session/75bf5855-77df-4898-9265-34ad0b23668b/element

info: Making http request with opts: {"url":"http://localhost:8080/wd/hub/session/75bf5855-77df-4898-9265-34ad0b23668b/element","method":"POST","json":{"using":"id","value":"email"}}

debug: Request received with params: {"using":"id","value":"email"}
debug: Proxying command to localhost:8080

POST /wd/hub/session/75bf5855-77df-4898-9265-34ad0b23668b/element 500 239ms - 77

Error: socket hang up
    at createHangUpError (http.js:1442:15)
    at Socket.socketOnEnd [as onend] (http.js:1538:23)
    at Socket.g (events.js:175:14)
    at Socket.EventEmitter.emit (events.js:117:20)
    at _stream_readable.js:910:16
    at process._tickCallback (node.js:415:13)

debug: Appium request initiated at /wd/hub/session/75bf5855-77df-4898-9265-34ad0b23668b

info: Shutting down appium session...
info: Stopping selendroid server
info: Making http request with opts: {"url":"http://localhost:8080/wd/hub/session/75bf5855-77df-4898-9265-34ad0b23668b","method":"DELETE"}