Code sign error Error

Hello dear Community.

I have a "Code Sign Error"

since i tried to create a Project with a gif-background.

I build the app and it destroyed my Code Sign things.

I hope that will help you, if you need more Informations ( I'm sure you will )

just ask.

CodeSign DerivedData/Screen/Build/Products/Debug-iphoneos/Screen.app

cd /Users/Joluc/Documents/Screen

export CODESIGN_ALLOCATE=/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDe fault.xctoolchain/usr/bin/codesign_allocate

export PATH="/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/De veloper/usr/bin:/Applications/Xcode.app/Contents/Developer/usr/bin:/usr/bin:/bin :/usr/sbin:/sbin"

Signing Identity: "iPhone Developer: jonathanlucas98@web.de (NLLK5MGB3S)"

Provisioning Profile: "iOSTeam Provisioning Profile: NOS.Screen"

(LONG NUMBER IS HERE, I THINK ITS NOT IMPORTANT FOR U)

/usr/bin/codesign --force --sign C93825FF5D35E0D354532A11E9513D8551D964E2 --entitlements /Users/Joluc/Documents/Screen/DerivedData/Screen/Build/Intermediates/Screen.bui ld/Debug-iphoneos/Screen.build/Screen.app.xcent /Users/Joluc/Documents/Screen/DerivedData/Screen/Build/Products/Debug-iphoneos/ Screen.app

dyld: lazy symbol binding failed: Symbol not found: _CC_SHA1_Update

Referenced from: /usr/bin/codesign

Expected in: /usr/lib/libSystem.B.dylib

dyld: Symbol not found: _CC_SHA1_Update

Referenced from: /usr/bin/codesign

Expected in: /usr/lib/libSystem.B.dylib

Command /usr/bin/codesign failed with exit code 5

I have the Xcode-Version 6, the BETA 6.4 and 7.0 used at this time.

Thank you.