Error

[AbhiVashistha]

I am getting below error while trying to run it PhaseScriptExecution Check\ Pods\ Manifest.lock /Users/AbhiVashistha/Library/Developer/Xcode/DerivedData/RadialMenu-ffzdvhptwyuwajdipcsfouhovbkn/Build/Intermediates/RadialMenu.build/Debug-iphonesimulator/RadialMenu.build/Script-7FC4E313ABC6435B9FFC2A1F.sh
cd /Users/AbhiVashistha/Downloads/RadialMenu-master
/bin/sh -c /Users/AbhiVashistha/Library/Developer/Xcode/DerivedData/RadialMenu-ffzdvhptwyuwajdipcsfouhovbkn/Build/Intermediates/RadialMenu.build/Debug-iphonesimulator/RadialMenu.build/Script-7FC4E313ABC6435B9FFC2A1F.sh

diff: /../Podfile.lock: No such file or directory
diff: /Manifest.lock: No such file or directory
error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.