Multiple commands produce '.../Library/Developer/Xcode/DerivedData/SmartHome-adersjttimubuifwnpitypgdmshe/Build/Products/Debug-iphoneos/SmartHome.app/ys_tc_nosel-orange@2x.png':
1) Target 'SmartHome' (project 'SmartHome') has copy command from '.../Desktop/Smart_iOS/SmartHome/SmartHome/Images.xcassets/third_ys_images/ys_tc_nosel-orange.imageset/ys_tc_nosel-orange@2x.png' to '.../Library/Developer/Xcode/DerivedData/SmartHome-adersjttimubuifwnpitypgdmshe/Build/Products/Debug-iphoneos/SmartHome.app/ys_tc_nosel-orange@2x.png'
2) Target 'SmartHome' (project 'SmartHome') has copy command from '.../Desktop/Smart_iOS/SmartHome/SmartHome/Images.xcassets/third_ys_images/ys_tc_sel-orange.imageset/ys_tc_nosel-orange@2x.png' to '.../Library/Developer/Xcode/DerivedData/SmartHome-adersjttimubuifwnpitypgdmshe/Build/Products/Debug-iphoneos/SmartHome.app/ys_tc_nosel-orange@2x.png'
解决方案：
Build Phases -> Copy Bundle Resoures搜索ys_tc_nosel-orange@2x.png，然后删除
