PST importer crashes when importing certain calendar items (4273857)

PST importer crashes   when importing certain calendar items

17:41:42 DEBUG: BEGIN WalkMessage(subject='Draft Aqua minutes',form='IPM.Appointment') in folder 'Calendar'
17:41:42 DEBUG: BEGIN GetCheckSum()
17:41:42 DEBUG: END GetCheckSum() - result 0
17:41:42 DEBUG: BEGIN GetCheckSum()
17:41:42 DEBUG: END GetCheckSum() - result 0
17:41:42 Exporting:
17:41:42 Subject: subject
17:41:42 Checksum: aaaaaaaa-a210-c16a-2f77-23f3f4ad7a35 (gen-header;4.1)
17:41:42 DEBUG: END WalkMessage() - result 0
17:41:42 DEBUG: calling GetProps for property 0E070003
17:41:43 ERROR: Application failed with an unhandled exception:
17:41:43 ExceptionCode=0xC0000005; Reason=0x00000000; Address=0x2E4D0000
17:41:43 Address=0x7855B690
17:41:43 Stack trace: ContextFlags=0x0001003F
17:41:43 ESP=0x0012ED58
17:41:43 EBP=0x0012ED6C EIP=0x7855B690 (MSVCR90.dll+0x0003B690)
17:41:43 EBP=0x0012ED98 EIP=0x0036DE31 (ExchExtractor.dll+0x0002DE31)
17:41:43 EBP=0x0012EDC8 EIP=0x0036DBD3 (ExchExtractor.dll+0x0002DBD3)
17:41:43 EBP=0x0012EDF4 EIP=0x00369D07 (ExchExtractor.dll+0x00029D07)
17:41:43 EBP=0x0012EE64 EIP=0x0035A83C (ExchExtractor.dll+0x0001A83C)
17:41:43 EBP=0x0012EE80 EIP=0x0035A109 (ExchExtractor.dll+0x0001A109)
17:41:43 EBP=0x0012EE9C EIP=0x00342357 (ExchExtractor.dll+0x00002357)
17:41:43 EBP=0x0012F054 EIP=0x0041A59B (ESMWorker.exe+0x0001A59B)
17:41:43 EBP=0x0012FB38 EIP=0x0041E2F7 (ESMWorker.exe+0x0001E2F7)
17:41:43 EBP=0x0012FB70 EIP=0x0041BBE0 (ESMWorker.exe+0x0001BBE0)
17:41:43 EBP=0x0012FBD8 EIP=0x0041C169 (ESMWorker.exe+0x0001C169)
17:41:43 EBP=0x0012FE48 EIP=0x0041C5F6 (ESMWorker.exe+0x0001C5F6)
17:41:43 EBP=0x0012FF24 EIP=0x0041D160 (ESMWorker.exe+0x0001D160)
17:41:43 EBP=0x0012FF70 EIP=0x0041D533 (ESMWorker.exe+0x0001D533)
17:41:43 EBP=0x0012FF7C EIP=0x0040A5CA (ESMWorker.exe+0x0000A5CA)
17:41:43 EB