# Crash on ios thread FMOD Studio update thread **URL:** \ **Category:** FMOD Studio\ **Created:** [December 30, 2016, 6:32pm UTC](https://qa.fmod.com/t/crash-on-ios-thread-fmod-studio-update-thread/12900 "2016-12-30T18:32:57Z")\ **Posts on this page:** 4\ **Page:** 1
**Author:** ![jlanquetot](https://yyz2.discourse-cdn.com/flex036/user_avatar/qa.fmod.com/jlanquetot/32/24_2.png) [@jlanquetot](https://qa.fmod.com/u/jlanquetot)\ **Post date:** [December 30, 2016, 6:32pm UTC](https://qa.fmod.com/t/crash-on-ios-thread-fmod-studio-update-thread/12900/1 "2016-12-30T18:32:57Z")
Hi, We are getting a frequent crash on ios on the fmod update thread. Here is the callstack. Is this something you are aware of? Crashed: FMOD Studio update thread EXC\_BAD\_ACCESS KERN\_INVALID\_ADDRESS 0x00000000568d6fa8 Raw Text 0 IdleRPG FMOD::ArrayFMOD::DSPI\*::append(FMOD::DSPI\* const&) + 325848 1 IdleRPG FMOD::ArrayFMOD::DSPI\*::append(FMOD::DSPI\* const&) + 325768 2 IdleRPG FMOD::ArrayFMOD::DSPI\*::append(FMOD::DSPI\* const&) + 382868 3 IdleRPG FMOD::ArrayFMOD::DSPI\*::append(FMOD::DSPI\* const&) + 204064 4 IdleRPG FMOD::ArrayFMOD::DSPI\*::append(FMOD::DSPI\* const&) + 207300 5 IdleRPG FMOD:🧵:callback(void\*) + 3323792 6 IdleRPG FMOD\_OS\_Thread\_Callback(void\*) + 3193896 7 libsystem\_pthread.dylib \_pthread\_body + 240 9 libsystem\_pthread.dylib thread\_start + 4 ---
**Author:** ![mathew](https://yyz2.discourse-cdn.com/flex036/user_avatar/qa.fmod.com/mathew/32/431_2.png) [@mathew](https://qa.fmod.com/u/mathew)\ **Post date:** [January 3, 2017, 5:18am UTC](https://qa.fmod.com/t/crash-on-ios-thread-fmod-studio-update-thread/12900/2 "2017-01-03T05:18:10Z")
> [@](#): > > Hi, > > We are getting a frequent crash on ios on the fmod update thread. Here is the callstack. Is this something you are aware of? > > Crashed: FMOD Studio update thread > EXC\_BAD\_ACCESS KERN\_INVALID\_ADDRESS 0x00000000568d6fa8 > Raw Text > 0 IdleRPG > FMOD::ArrayFMOD::DSPI\*::append(FMOD::DSPI\* const&) + 325848 > 1 IdleRPG > FMOD::ArrayFMOD::DSPI\*::append(FMOD::DSPI\* const&) + 325768 > 2 IdleRPG > FMOD::ArrayFMOD::DSPI\*::append(FMOD::DSPI\* const&) + 382868 > 3 IdleRPG > FMOD::ArrayFMOD::DSPI\*::append(FMOD::DSPI\* const&) + 204064 > 4 IdleRPG > FMOD::ArrayFMOD::DSPI\*::append(FMOD::DSPI\* const&) + 207300 > 5 IdleRPG > FMOD:🧵:callback(void\*) + 3323792 > 6 IdleRPG > FMOD\_OS\_Thread\_Callback(void\*) + 3193896 > 7 > libsystem\_pthread.dylib > \_pthread\_body + 240 > 9 > libsystem\_pthread.dylib > thread\_start + 4 Can you provide a small code sample to demonstrate how to reproduce the crash? ---
**Author:** ![jlanquetot](https://yyz2.discourse-cdn.com/flex036/user_avatar/qa.fmod.com/jlanquetot/32/24_2.png) [@jlanquetot](https://qa.fmod.com/u/jlanquetot)\ **Post date:** [January 3, 2017, 5:57am UTC](https://qa.fmod.com/t/crash-on-ios-thread-fmod-studio-update-thread/12900/3 "2017-01-03T05:57:30Z")
We are not able to reproduce it consistently, I just had it once. It’s rare but still our most frequent crash on launch. ---
**Author:** ![mathew](https://yyz2.discourse-cdn.com/flex036/user_avatar/qa.fmod.com/mathew/32/431_2.png) [@mathew](https://qa.fmod.com/u/mathew)\ **Post date:** [January 3, 2017, 9:55pm UTC](https://qa.fmod.com/t/crash-on-ios-thread-fmod-studio-update-thread/12900/4 "2017-01-03T21:55:02Z")
Thanks for the report, please let us know if you manage to reproduce it or have any further info that may assist in tracking the problem down.