Crash SIGABRT and no signs of app code in stack trace

Team, I am seeing following crash with no trace of evidence to reproduce the crash.

Any ideas how to reproduce this/ do potential fixes?

Application Specific Information: *** Terminating app due to uncaught exception 'b'MACH_EXCEPTION_TYPE: Unknown type:999'', reason: 'b'Unknown Type:999/code:999''

Thread 0 Crashed: 0 libsystem_kernel.dylib 0x00001d9b951d4 0x1d9b89000 + 49620 1 libsystem_c.dylib 0x0000191587ad8 0x191510000 + 490200 2 libc++abi.dylib 0x0000211b0d5b8 0x211afa000 + 79288 3 libc++abi.dylib 0x0000211afbbac 0x211afa000 + 7084 4 libobjc.A.dylib 0x0000186ae6e14 0x186ab4000 + 208404 5 libc++abi.dylib 0x0000211b0c87c 0x211afa000 + 75900 6 libc++abi.dylib 0x0000211b100ac 0x211afa000 + 90284 7 libobjc.A.dylib 0x0000186ae2650 0x186ab4000 + 190032 8 CoreFoundation 0x00001897c8934 0x189776000 + 338228 9 GraphicsServices 0x00001d57a81c4 0x1d57a7000 + 4548 10 UIKitCore 0x000018c32eeb0 0x18bf5c000 + 4009648 11 UIKitCore 0x000018c3dd5b4 0x18bf5c000 + 4724148 12 Chase 0x00001032d98e0 main + 5789920 (main.swift:29) 13 ?-?-? 0x00001af1b6ec8 0x0 + 0

This crash file format is hard to read.

Kindly submit a comprehensive crash report, adhering to the guidelines outlined in Posting a Crash Report.

https://developer.apple.com/forums/thread/688669

Thanks,

Albert Pascual
  Worldwide Developer Relations.

Crash SIGABRT and no signs of app code in stack trace
 
 
Q