XADM: Access Violation in Information Store When You Log On to a Mailbox by Using an Account Name That Contains Double-Byte Characters (326393)
The information in this article applies to:
- Microsoft Exchange 2000 Server
- Microsoft Exchange 2000 Enterprise Server
This article was previously published under Q326393 SYMPTOMS
When you log on to a mailbox by using an account name that contains characters from a double-byte character set (DBCS), the Microsoft Exchange Information Store service may stop responding and generate an access violation (AV) error. The call stack may appear similar to the following:
ChildEBP RetAddr
10deee74 67205d44 ntdll!RtlpFindAndCommitPages+0x106
10deeeb0 67206e70 ntdll!RtlpExtendHeap+0x72
10deef5c 6fff1921 ntdll!RtlAllocateHeap+0x253
10deef80 6fff1383 exchmem!MpHeapAlloc+0x101
10deef90 0042c4db exchmem!ExchMHeapAlloc+0x13
10deefb0 0042c4a5 store!EcCompressDN+0x28 292]
10deefcc 0042cb76 store!JTAB_BASE::EcMakeDNKey+0x37
10deefe8 0042c631 store!EcSeekMailbox+0x48 6549]
10def020 004b576c store!LOGON::EcLookupFidRoot+0x6f
10def6b4 004b699b store!LOGON::EcConfig+0x97c
10def790 004c55f8 store!EcDoPrivateLogonOp+0x478
10defa14 0040e941 store!EcLogon+0x245
10defaf4 0040e614 store!EcRpc+0x2cf
10defb08 77e11dc7 store!EcDoRpc+0x41
10defb28 77e56205 rpcrt4!Invoke+0x28
10defb44 77e561d6 rpcrt4!NdrCallServerManager+0x15
10defe08 77e55f3e rpcrt4!NdrStubCall+0x292
10defe20 77e113a4 rpcrt4!NdrServerCall+0x19
10defe5c 77e111be rpcrt4!DispatchToStubInC+0x33
10defeb0 77e11403 rpcrt4!RPC_INTERFACE::DispatchToStubWorker+0xb0
CAUSE
This problem may occur if all the following conditions exist:
- The user account name contains at least one DBCS character.
- Exchange 2000 Server is on a computer that is running the English version of Microsoft Windows 2000 Server.
- The computer's default locale is set to a DBCS language and the computer uses a language pack.
RESOLUTION
To resolve this problem, install the Microsoft Exchange 2000 Server Post-Service Pack 3 Messaging Database patch. For additional information about how to obtain this update, click the article number below
to view the article in the Microsoft Knowledge Base:
329882 XGEN: Post-Exchange 2000 Server Service Pack 3 Messaging Database Fixes That Are Available
STATUSMicrosoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
| Modification Type: | Minor | Last Reviewed: | 9/30/2005 |
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| Keywords: | kbHotfixServer kbQFE kbExchange2000preSP4fix kbbug kbExchange2000preSP3fix kbExchange2000sp3fix kbfix kbQFE KB326393 |
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