App crash

{"blame":["/var/mobile/Containers/Bundle/Application/ACBD3322-D826-4617-8064-A1C99A508802/FireChat.app/FireChat","/usr/lib/system/libdispatch.dylib","/usr/lib/system/libdyld.dylib","/usr/lib/system/libsystem_kernel.dylib","/usr/lib/system/libsystem_pthread.dylib","/usr/lib/system/libsystem_c.dylib","/usr/lib/libc++abi.dylib"],"app_name":"FireChat","app_version":"7.4.1","slice_uuid":"ee1f20a2-c4a2-3e85-81d2-697764b26ed8","adam_id":719829352,"build_version":"7.4.1","bundleID":"com.opengarden.chat","share_with_app_devs":false,"is_first_party":false,"bug_type":"109","os_version":"iPhone OS 8.3 (12F70)","name":"FireChat","symbolicated":true}
Incident Identifier: 42EAB935-11FB-4F29-AFCE-18FDEA230FBF
CrashReporter Key: 96f1e52aaabf0c6f1cf3dff8e284e7e06893d29a
Hardware Model: iPhone7,2
Process: FireChat [16250]
Path: /private/var/mobile/Containers/Bundle/Application/ACBD3322-D826-4617-8064-A1C99A508802/FireChat.app/FireChat
Identifier: com.opengarden.chat
Version: 7.4.1 (7.4.1)
Code Type: ARM-64 (Native)
Parent Process: launchd [1]

Date/Time: 2016-05-01 03:44:29.290 +0200
Launch Time: 2016-05-01 03:44:26.252 +0200
OS Version: iOS 8.3 (12F70)
Report Version: 105

Exception Type: EXC_CRASH (SIGABRT)
Exception Codes: 0x0000000000000000, 0x0000000000000000
Triggered by Thread: 0

Last Exception Backtrace:
0 CoreFoundation 0x1832582d8 0x183130000 + 0x1282d8// __exceptionPreprocess + 0x84

Legale.legale about FireChat, v7.4.1