Trying to use the collection view example (converted to rubymotion) and the app just crashes, log isn't helpful:
Process: fuzmo [92778]
Path: /Users/USER/*/fuzmo.app/fuzmo
Identifier: fuzmo
Version: ???
Code Type: X86-64 (Native)
Parent Process: launchd_sim [84620]
Responsible: launchd_sim [84620]
User ID: 501
Date/Time: 2014-12-23 13:31:02.054 +0000
OS Version: Mac OS X 10.10.1 (14B25)
Report Version: 11
Anonymous UUID: 31D16FD2-D8DA-BFA3-450F-A5A584F8C004
Sleep/Wake UUID: C869C41D-DAC0-4B60-AEDB-1DB3932712FF
Time Awake Since Boot: 170000 seconds
Time Since Wake: 15000 seconds
Crashed Thread: 0 Dispatch queue: com.apple.main-thread
Exception Type: EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: KERN_PROTECTION_FAILURE at 0x00007fff5f3fffc8
VM Regions Near 0x7fff5f3fffc8:
JS JIT generated code 0000062cf3a9c000-0000062cf3a9d000 [ 4K] ---/rwx SM=NUL
--> STACK GUARD 00007fff5bc00000-00007fff5f400000 [ 56.0M] ---/rwx SM=NUL stack guard for thread 0
Stack 00007fff5f400000-00007fff5fc00000 [ 8192K] rw-/rwx SM=COW thread 0
Application Specific Information:
CoreSimulator 110.4 - Device: iPhone 6 - Runtime: iOS 8.1 (12B401) - DeviceType: iPhone 6