..NET managed control is closed. What can be wrong?
------------- Debug message:--------------
Unhandled exception at 0x7c9431a0 (ntdll.dll) in IEXPLORE.EXE: 0xC015000F:
The activation context being deactivated is not the most recently activated
one.
------------------ Disassembly----------------------------------
7C943188 89 4D C0 mov dword ptr [ebp-40h],ecx
7C94318B 89 75 C4 mov dword ptr [ebp-3Ch],esi
7C94318E 89 7D C8 mov dword ptr [ebp-38h],edi
7C943191 C7 45 AC 0F 00 15 C0 mov dword ptr [ebp-54h],0C015000Fh
7C943198 89 5D B0 mov dword ptr [ebp-50h],ebx
7C94319B E8 0C BA FC FF call RtlRaiseException (7C90EBACh)
----> 7C9431A0 8B 36 mov esi,dword ptr [esi]
7C9431A2 E9 C7 45 FD FF jmp RtlDeactivateActivationContext+85h (7C91776Eh)
7C9431A7 FF 77 04 push dword ptr [edi+4]
7C9431AA E8 A8 D8 FC FF call RtlReleaseActivationContext (7C910A57h)
7C9431AF E9 C6 45 FD FF jmp RtlDeactivateActivationContext+91h (7C91777Ah)
7C9431B4 52 push edx
7C9431B5 74 6C je 7C943223
7C9431B7 44 inc esp
-------------- Call stack --------------------------
ntdll.dll!RtlInitializeSListHead() + 0xa190
kernel32.dll!DeactivateActCtx() + 0x28
browseui.dll!DllGetClassObject() + 0x2ec
browseui.dll!DllInstall() + 0x14b5e
browseui.dll!DllInstall() + 0x14db2
shdocvw.dll!OpenURL() + 0x1cd0
IEXPLORE.EXE!00402372()
kernel32.dll!GetStartupInfoA() + 0x2c7
kernel32.dll!GetStartupInfoA() + 0x123
3c4883ff()
---------------Environment:-----------------
Win XP Pro SP2 (latest updates)+ IIS + .NET Framework 1.1 + VS 2003
CPU Intel Celeron 2.4 GH
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Thanks for any help