title: apple mach o linker error xcode 6.3
body: <p>when I am adding Paytm Plugin in my existing project getting Apple mach o linker error. I am really confused.I am giving the log.It's taking too much time.
  Please help me to get out from this situation.</p>
  
  <blockquote>
    <p>Ld /Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Products/Debug-iphoneos/RedTaxi.app/RedTaxi normal arm64
        cd /Users/tapashmollick/Documents/REDTAXI9THJUL2015/REDTAXIBRANCH
        export IPHONEOS_DEPLOYMENT_TARGET=7.1
        export PATH="/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin:/Applications/Xcode.app/Contents/Developer/usr/bin:/usr/bin:/bin:/usr/sbin:/sbin"
        /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -arch arm64 -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS8.3.sdk -L/Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Products/Debug-iphoneos -L/Users/tapashmollick/Documents/REDTAXI9THJUL2015/REDTAXIBRANCH/RedTaxi -F/Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Products/Debug-iphoneos -F/Users/tapashmollick/Documents/REDTAXI9THJUL2015/REDTAXIBRANCH/Pods/GoogleMaps/Frameworks -filelist /Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Intermediates/RedTaxi.build/Debug-iphoneos/RedTaxi.build/Objects-normal/arm64/RedTaxi.LinkFileList -Xlinker -rpath -Xlinker @executable_path/Frameworks -dead_strip -ObjC -lPods-RedTaxi-SDWebImage -lc++ -licucore -lz -framework AVFoundation -framework Accelerate -framework CoreBluetooth -framework CoreData -framework CoreGraphics -framework CoreLocation -framework CoreText -framework GLKit -framework GoogleMaps -framework ImageIO -framework OpenGLES -framework QuartzCore -framework Security -framework SystemConfiguration -fobjc-arc -fobjc-link-runtime -miphoneos-version-min=7.1 -framework SystemConfiguration -framework MessageUI -framework MobileCoreServices -framework CoreFoundation -framework CoreData -framework CFNetwork -framework MessageUI -framework QuartzCore -framework MapKit -lPods-RedTaxi -lPaymentsSDK -Xlinker -dependency_info -Xlinker /Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Intermediates/RedTaxi.build/Debug-iphoneos/RedTaxi.build/Objects-normal/arm64/RedTaxi_dependency_info.dat -o /Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Products/Debug-iphoneos/RedTaxi.app/RedTaxi</p>
    
    <p>duplicate symbol _OBJC_IVAR_$_Reachability.reachabilityRef in:
        /Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Intermediates/RedTaxi.build/Debug-iphoneos/RedTaxi.build/Objects-normal/arm64/Reachability.o
        /Users/tapashmollick/Documents/REDTAXI9THJUL2015/REDTAXIBRANCH/RedTaxi/libPaymentsSDK.a(Reachability.o)
    duplicate symbol _OBJC_IVAR_$_Reachability.reachableOnWWAN in:
        /Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Intermediates/RedTaxi.build/Debug-iphoneos/RedTaxi.build/Objects-normal/arm64/Reachability.o
        /Users/tapashmollick/Documents/REDTAXI9THJUL2015/REDTAXIBRANCH/RedTaxi/libPaymentsSDK.a(Reachability.o)
    duplicate symbol _OBJC_IVAR_$_Reachability.reachabilitySerialQueue in:
        /Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Intermediates/RedTaxi.build/Debug-iphoneos/RedTaxi.build/Objects-normal/arm64/Reachability.o
        /Users/tapashmollick/Documents/REDTAXI9THJUL2015/REDTAXIBRANCH/RedTaxi/libPaymentsSDK.a(Reachability.o)
    duplicate symbol _OBJC_IVAR_$_Reachability.reachableBlock in:
        /Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Intermediates/RedTaxi.build/Debug-iphoneos/RedTaxi.build/Objects-normal/arm64/Reachability.o
        /Users/tapashmollick/Documents/REDTAXI9THJUL2015/REDTAXIBRANCH/RedTaxi/libPaymentsSDK.a(Reachability.o)
    duplicate symbol _OBJC_IVAR_$_Reachability.unreachableBlock in:
        /Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Intermediates/RedTaxi.build/Debug-iphoneos/RedTaxi.build/Objects-normal/arm64/Reachability.o
        /Users/tapashmollick/Documents/REDTAXI9THJUL2015/REDTAXIBRANCH/RedTaxi/libPaymentsSDK.a(Reachability.o)
    duplicate symbol _OBJC_IVAR_$_Reachability.reachabilityObject in:
        /Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Intermediates/RedTaxi.build/Debug-iphoneos/RedTaxi.build/Objects-normal/arm64/Reachability.o
        /Users/tapashmollick/Documents/REDTAXI9THJUL2015/REDTAXIBRANCH/RedTaxi/libPaymentsSDK.a(Reachability.o)
    duplicate symbol _kReachabilityChangedNotification in:
        /Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Intermediates/RedTaxi.build/Debug-iphoneos/RedTaxi.build/Objects-normal/arm64/Reachability.o
        /Users/tapashmollick/Documents/REDTAXI9THJUL2015/REDTAXIBRANCH/RedTaxi/libPaymentsSDK.a(Reachability.o)
    duplicate symbol _OBJC_CLASS_$_Reachability in:
        /Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Intermediates/RedTaxi.build/Debug-iphoneos/RedTaxi.build/Objects-normal/arm64/Reachability.o
        /Users/tapashmollick/Documents/REDTAXI9THJUL2015/REDTAXIBRANCH/RedTaxi/libPaymentsSDK.a(Reachability.o)
    duplicate symbol _OBJC_METACLASS_$_Reachability in:
        /Users/tapashmollick/Library/Developer/Xcode/DerivedData/RedTaxi-egiibmwfjosmutglpukfjogeynqm/Build/Intermediates/RedTaxi.build/Debug-iphoneos/RedTaxi.build/Objects-normal/arm64/Reachability.o
        /Users/tapashmollick/Documents/REDTAXI9THJUL2015/REDTAXIBRANCH/RedTaxi/libPaymentsSDK.a(Reachability.o)
    ld: 9 duplicate symbols for architecture arm64
    clang: error: linker command failed with exit code 1 (use -v to see invocation)</p>
  </blockquote>
  
  <p>Thanks in advance.</p>