iOS old project build error fix

Job ID: 32443084

Budget: $10 – $30 USD

I have iOS app project(iOS5, Objective-C), can't build because of deprecated build system,
error

Multiple commands produce '/user/...'

Can you help me to build this?
Serious bidder can apply this job.
Thanks.
Related categories: iPhone Objective C iOS Development CocoaPods Xcodebuild