Build your App into an .app file with a "Release" schema:
xcodebuild -target "${PROJECT_NAME}" -sdk "${TARGET_SDK}" -configuration Release
Package your App as an .ipa:
/usr/bin/xcrun -sdk iphoneos PackageApplication -v "${RELEASE_BUILDDIR}/${APPLICATION_NAME}.app" -o "${BUILD_HISTORY_DIR}/${APPLICATION_NAME}.ipa" --sign "${DEVELOPER_NAME}" --embed "${PROVISONING_PROFILE}”
Then, run Application Loader (Download/Install Application Loader if necessary):
open -a /Developer/Applications/Utilities/Application\ Loader.app
Try this Way using Application Loader Application loader for submission