I tried to delete the 2 files in the projects package content and if I do that my project works but when I click on any file it quits again
log:
Process: Xcode [515]
Path: /Applications/Xcode.app/Contents/MacOS/Xcode
Identifier: com.apple.dt.Xcode
Version: 6.4 (7720)
Build Info: IDEFrameworks-7720000000000000~8
App Item ID: 497799835
App External ID: 812725084
Code Type: X86-64 (Native)
Parent Process: ??? [1]
Responsible: Xcode [515]
User ID: 501
Date/Time: 2015-08-04 12:34:07.199 +0300
OS Version: Mac OS X 10.10.4 (14E46)
Report Version: 11
Anonymous UUID: 93354AAB-2902-3F8B-27E6-05F9AFC1C64D
Time Awake Since Boot: 580 seconds
Crashed Thread: 14 Dispatch queue: IBPlatformToolRequestQueue.IBCocoaTouchFramework-EightAndLater
Exception Type: EXC_CRASH (SIGABRT)
Exception Codes: 0x0000000000000000, 0x0000000000000000