AIR 3.9 beta .background crash in IOS.

after many test,I found

AIR 3.9  has fixed bug in GC(Garbage Collection) of IOS.

I hope use AIR3.9 as soon as possible.

------------------------crash info------------------------------

device

IOS 5.0.1

ipod touch 4

--------------------------action---------------------------------

start game

press "HOME" .

wait about 30 min.

--------------------IOS log--------------------------------------

Sep  5 17:22:24 -iPod timed[11030] <Notice>: (Note ) CoreTime: Want active time in 35.23hrs. Need active time in 118.56hrs.

Sep  5 17:22:34 -iPod timed[11030] <Notice>: (Note ) CoreTime: Not setting system time to 09/05/2013 09:22:35 from NTP because time is unchanged

Sep  5 17:22:34 -iPod timed[11030] <Notice>: (Error) CoreTime: Can't set time zone to nil!

Sep  5 17:23:36 -iPod com.apple.mobile.lockdown[28] <Notice>: receive secure message timeout!

Sep  5 17:24:52 -iPod kernel[0] <Debug>: launchd[11033] Builtin profile: PasteBoard (sandbox)

Sep  5 17:25:27 -iPod SpringBoard[22] <Warning>: Main[10702] has active assertions beyond permitted time:

          {(

              <SBProcessAssertion: 0x3003e0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0x32ad50> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfe66540> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xee831e0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfdfb080> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfd6c4e0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xeeb5fa0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xeeec020> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfe9c4b0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfe7ea70> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfd328d0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfd4eb80> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfdd76a0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfd1b340> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfd6eb80> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xee1e800> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0x3d3be0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfd6f770> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfdb0f40> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfdac460> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfe814f0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfea4f30> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfd076e0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfd33020> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xee4a650> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xee41fd0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfd4dbd0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfd0ce00> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfd2a1e0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xeec4a70> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xfd55240> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xee10160> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep ,

              <SBProcessAssertion: 0xee60be0> identifier: UIKitBackgroundCompletionTask process: Main[10702] permittedBackgroundDuration: 600.000000 reason: finishTask owner pid:10702 preventSuspend  preventIdleSleep

          )}

Sep  5 17:25:28 -iPod SpringBoard[22] <Notice>: Posting 'com.apple.iokit.hid.displayStatus' notifyState=1

Sep  5 17:25:28 -iPod SpringBoard[22] <Notice>: MultitouchHID: detection mode: 255->0 (deferring until bootloaded)

Sep  5 17:25:28 -iPod SpringBoard[22] <Notice>: MultitouchHID: device bootloaded

Sep  5 17:25:29 -iPod kernel[0] <Debug>: set_crc_notification_state 0

Sep  5 17:25:30 -iPod SpringBoard[22] <Warning>: Finished crash reporting.

Sep  5 17:25:30 -iPod SpringBoard[22] <Warning>: Unable to send activation event to <SBApplication: 0xfeaab80> Main animate userLaunch resume statusBarWindowContextId = 405810009 statusBarOrientation = 3  activate: eventOnly animationStart = 385574.9858513334 animationDuration = 0.25  deactivate: : (ipc/send) invalid destination port

Sep  5 17:25:30 -iPod SpringBoard[22] <Warning>: Could not set priority of [10702] to 4097, priority: No such process

Sep  5 17:25:31 -iPod com.apple.launchd[1] (UIKitApplication:Main[0x5fd3][10702]) <Notice>: (UIKitApplication:Main[0x5fd3]) Exited: Killed: 9

Sep  5 17:25:31 -iPod SpringBoard[22] <Warning>: Application 'Main_appname' exited abnormally with signal 9: Killed: 9

Sep  5 17:25:31 -iPod com.apple.networkd[11037] <Notice>: main:212 networkd.11037 built Nov  2 2011 20:21:54

Sep  5 17:25:31 -iPod ReportCrash[11035] <Error>: Saved crashreport to /var/mobile/Library/Logs/CrashReporter/Main_2013-09-05-172528_-iPod.plist using uid: 0 gid: 0, synthetic_euid: 501 egid: 0

------------------------------------------PART OF CRASH REPORT-------------------------------------------------------------------------------------------------------------------------

<plist version="1.0">

<dict>

          <key>AutoSubmitted</key>

          <true/>

          <key>SysInfoCrashReporterKey</key>

          <string>aa721e160d446255965a3764d3d2697ecc9f8723</string>

          <key>bug_type</key>

          <string>109</string>

          <key>description</key>

          <string>Incident Identifier: BAA29F60-5DAF-43B7-A464-E6E85EEF1E46

CrashReporter Key:   aa721e160d446255965a3764d3d2697ecc9f8723

Hardware Model:      iPod4,1

Process:         modao [10702]

Path:            /var/mobile/Applications/3D925FDC-E187-45F4-B1A1-8193F09AE91B/Main.app/Main

Identifier:      Main

Version:         ??? (???)

Code Type:       ARM (Native)

Parent Process:  launchd [1]

Date/Time:       2013-09-05 17:25:28.010 +0800

OS Version:      iPhone OS 5.0.1 (9A405)

Report Version:  104

Exception Type:  00000020

Exception Codes: 0x8badf00d

Highlighted Thread:  5