can anyone help me with this?
Ld "/Users/orkideh/Library/Developer/Xcode/DerivedData/New_GUI-ffkeokshboqifhchxwfwfwbauahh/Build/Products/Debug-iphonesimulator/New GUI.app/New GUI" normal i386 cd "/Users/orkideh/Downloads/New GUI" setenv IPHONEOS_DEPLOYMENT_TARGET 6.1 setenv PATH "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.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 i386 -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator6.1.sdk -L/Users/orkideh/Library/Developer/Xcode/DerivedData/New_GUI-ffkeokshboqifhchxwfwfwbauahh/Build/Products/Debug-iphonesimulator -F/Users/orkideh/Library/Developer/Xcode/DerivedData/New_GUI-ffkeokshboqifhchxwfwfwbauahh/Build/Products/Debug-iphonesimulator -filelist "/Users/orkideh/Library/Developer/Xcode/DerivedData/New_GUI-ffkeokshboqifhchxwfwfwbauahh/Build/Intermediates/New GUI.build/Debug-iphonesimulator/New GUI.build/Objects-normal/i386/New GUI.LinkFileList" -Xlinker -objc_abi_version -Xlinker 2 -fobjc-arc -fobjc-link-runtime -Xlinker -no_implicit_dylibs -mios-simulator-version-min=6.1 -framework CoreMedia -framework Accounts -framework Social -framework UIKit -framework Foundation -framework CoreGraphics -framework iAd -o "/Users/orkideh/Library/Developer/Xcode/DerivedData/New_GUI-ffkeokshboqifhchxwfwfwbauahh/Build/Products/Debug-iphonesimulator/New GUI.app/New GUI"
Undefined symbols for architecture i386: "_main", referenced from: start in crt1.o ld: symbol(s) not found for architecture i386 clang: error: linker command failed with exit code 1 (use -v to see invocation)
I have no idea what the error is and how I should fix this.any help is appreciated