For In app purchase code when use purchase any App from store kit it working fine, but some time user wan't to purchase some other item or restore his purchase hi application at that time application crash .
Device Console log:
Thu Jun 21 14:39:59 P3GS lockdownd <Error>: 004a1000 handle_connection: Could not receive USB message #6 from iTunes. Killing connection
Device crash log : Incident Identifier: 28ACFD4E-CF0F-43D1-9B6F-2E0518BF4152 CrashReporter Key: 690bac37a5800ae5b0108ddb34d7a737eee3fc3b Hardware Model: iPhone2,1 Process: FaceQuizeGameApplication  Path: /var/mobile/Applications/60C0C2DB-D405-4001-B0A8-4445D4E39426/FaceQuizeGameApplication.app/FaceQuizeGameApplication Identifier: FaceQuizeGameApplication Version: ??? (???) Code Type: ARM (Native) Parent Process: launchd 
Date/Time: 2012-06-21 14:39:36.795 +0530 OS Version: iPhone OS 4.1 (8B117) Report Version: 104
Exception Type: EXC_BAD_ACCESS (SIGSEGV) Exception Codes: KERN_INVALID_ADDRESS at 0x6557646c Crashed Thread: 0
== > when i am execute my application in ipad (IOS 5) store kit is working fine.
Please give the proper solution for 3GS and 4S devices.
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