ios - Removing Pod from project - xcode -

i'm trying remove pod project. after i'm deleting files , i'm getting messages

diff: /../podfile.lock: no such file or directory diff: /manifest.lock: no such file or directory error: sandbox not in sync podfile.lock. run 'pod install' or update cocoapods installation. 

i tried remove pods project, reinstall them, remove script build phase, nothing working.

remove pod pod file reinstall pods

open terminal , type

cd ~/projectdirectorypath 

then type

open -a xcode podfile 

this open podfile

delete line

 pod 'alamofire' 

then save file (alamofire example)

in terminal type

pod install 

and should update project , remove unwanted pod file..