The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.

[devanshu2]

PhaseScriptExecution Check\ Pods\ Manifest.lock /Users/devenshu/Library/Developer/Xcode/DerivedData/ImgurSession-gxrrwwtugrctadaywmjtekfdftcl/Build/Intermediates/ImgurSession.build/Debug-iphonesimulator/ImgurSession.build/Script-D3D1ADE5462F433A82E4F07E.sh
cd "/Users/devenshu/Downloads/ImgurSession-master 2"
/bin/sh -c /Users/devenshu/Library/Developer/Xcode/DerivedData/ImgurSession-gxrrwwtugrctadaywmjtekfdftcl/Build/Intermediates/ImgurSession.build/Debug-iphonesimulator/ImgurSession.build/Script-D3D1ADE5462F433A82E4F07E.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.

[dplewis]

You have to go to the ImgurSession Project info -> configurations- debug and select the configuration file.