ios - Can not run on iphone with error have the same architectures (armv7) and can't be in the same fat output file -

ios - Can not run on iphone with error have the same architectures (armv7) and can't be in the same fat output file -

i seek run app on iphone , failed. device have me has ios6 installed on it.and architectures setting 'armv7'. says next when trying run app:

createuniversalbinary /users/tongfei20/library/developer/xcode/deriveddata/testipadcal-eywphcxyudcjxhcvayjcldqtcetq/build/products/debug-iphoneos/testipadcal.app/testipadcal normal "armv6 armv7 armv7" cd /users/tongfei20/desktop/testipadcal setenv 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" lipo -create /users/tongfei20/library/developer/xcode/deriveddata/testipadcal-eywphcxyudcjxhcvayjcldqtcetq/build/intermediates/testipadcal.build/debug-iphoneos/testipadcal.build/objects-normal/armv7/testipadcal /users/tongfei20/library/developer/xcode/deriveddata/testipadcal-eywphcxyudcjxhcvayjcldqtcetq/build/intermediates/testipadcal.build/debug-iphoneos/testipadcal.build/objects-normal/armv7/testipadcal -output /users/tongfei20/library/developer/xcode/deriveddata/testipadcal-eywphcxyudcjxhcvayjcldqtcetq/build/products/debug-iphoneos/testipadcal.app/testipadcal /applications/xcode.app/contents/developer/platforms/iphoneos.platform/developer/usr/bin/lipo: /users/tongfei20/library/developer/xcode/deriveddata/testipadcal-eywphcxyudcjxhcvayjcldqtcetq/build/intermediates/testipadcal.build/debug-iphoneos/testipadcal.build/objects-normal/armv7/testipadcal , /users/tongfei20/library/developer/xcode/deriveddata/testipadcal-eywphcxyudcjxhcvayjcldqtcetq/build/intermediates/testipadcal.build/debug-iphoneos/testipadcal.build/objects-normal/armv7/testipadcal have same architectures (armv7) , can't in same fat output filecommand /applications/xcode.app/contents/developer/platforms/iphoneos.platform/developer/usr/bin/lipo failed exit code 1

but when instead of adding 'armv6 armv7'.it can archived!it strange. appreciate！

ios compilation archive