Article ID: 929637 - Last Review: September 23, 2011 - Revision: 5.0 Error message during Windows Vista startup if the Nero InCD program is installed and if the "Special pool" feature is enabled in the Driver Verifier utility: "Stop 00000050"
Support for Windows Vista without any service packs installed ended on April 13, 2010. To continue receiving security updates for Windows, make sure you're running Windows Vista with Service Pack 2 (SP2). For more information, refer to this Microsoft web page: Support is ending for some versions of Windows (http://windows.microsoft.com/en-us/windows/help/end-support-windows-xp-sp2-windows-vista-without-service-packs)On This PageSYMPTOMSConsider the following scenario:
Stop 00000050 (83cb3054, 00000000, 8143cc97, 00000001) RESOLUTIONService pack informationTo resolve this problem, obtain the latest service pack for Windows Vista. For more information, click the following article number to view the article in the Microsoft Knowledge Base:935791
(http://support.microsoft.com/kb/935791/
)
How to obtain the latest Windows Vista service pack Hotfix informationA supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix. Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site: http://support.microsoft.com/contactus/?ws=support
(http://support.microsoft.com/contactus/?ws=support)
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.PrerequisitesNo prerequisites are required.Restart requirementYou must restart your computer after you apply this hotfix.Hotfix replacement informationThis hotfix does not replace any other previously released hotfixes.Registry informationTo use one of the hotfixes in this package, you do not have to make any changes to the registry.File informationThe English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.Windows Vista, x86-based versionsCollapse this table
Windows Vista, 64-bit versionsCollapse this table
STATUSMicrosoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Windows Vista Service Pack 1. MORE INFORMATION
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
824684
(http://support.microsoft.com/kb/824684/
)
Description of the standard terminology that is used to describe Microsoft software updates
Call stack information0: kd> !analyze -v ******************************************************************************* * * * Bugcheck Analysis * * * ******************************************************************************* PAGE_FAULT_IN_NONPAGED_AREA (50) Invalid system memory was referenced. This cannot be protected by try-except, it must be protected by a Probe. Typically the address is just plain bad or it is pointing at freed memory. Arguments: Arg1: 83cb3054, memory referenced. Arg2: 00000000, value 0 = read operation, 1 = write operation. Arg3: 8143cc97, If non-zero, the instruction address which referenced the bad memory address. Arg4: 00000001, (reserved) Debugging Details: ------------------ READ_ADDRESS: 83cb3054 Nonpaged pool FAULTING_IP: nt!IopfCompleteRequest+97 8143cc97 8b402c mov eax,dword ptr [eax+2Ch] MM_INTERNAL_CODE: 1 DEFAULT_BUCKET_ID: VISTA_RC BUGCHECK_STR: 0x50 PROCESS_NAME: System CURRENT_IRQL: 0 TRAP_FRAME: 867fbc2c -- (.trap 0xffffffff867fbc2c) ErrCode = 00000000 eax=83cb3028 ebx=00000000 ecx=816ef923 edx=9a7d2fb8 esi=9a7d2e70 edi=9a7d2f97 eip=8143cc97 esp=867fbca0 ebp=867fbcc0 iopl=0 nv up ei ng nz na pe nc cs=0008 ss=0010 ds=0023 es=0023 fs=0030 gs=0000 efl=00010286 nt!IopfCompleteRequest+0x97: 8143cc97 8b402c mov eax,dword ptr [eax+2Ch] ds:0023:83cb3054=00008600 Resetting default scope LAST_CONTROL_TRANSFER: from 814c583b to 8143d7f0 STACK_TEXT: 867fb774 814c583b 00000003 867f0c84 00000000 nt!RtlpBreakWithStatusInstruction 867fb7c4 814c62a8 00000003 0000001f 8344b020 nt!KiBugCheckDebugBreak+0x1c 867fbb70 8145f8cb 00000050 83cb3054 00000000 nt!KeBugCheck2+0x5f4 867fbc14 814517a0 00000000 83cb3054 00000000 nt!MmAccessFault+0x151 867fbc14 8143cc97 00000000 83cb3054 00000000 nt!_KiTrap0E+0xdc 867fbcc0 816e5b53 9a7d2f4c 89b5da00 00000000 nt!IopfCompleteRequest+0x97 867fbd30 816ef9c7 8344b020 815145bc 89b5da1c nt!IovCompleteRequest+0x11c 867fbd44 81477b32 89b5da00 00000000 8344b020 nt!IovpInternalCompleteAfterWait+0x64 867fbd7c 815cf937 89b5da00 867f0680 00000000 nt!ExpWorkerThread+0xfd 867fbdc0 814b0a7e 81477a35 00000001 00000000 nt!PspSystemThreadStartup+0x9d 00000000 00000000 00000000 00000000 00000000 nt!KiThreadStartup+0x16 APPLIES TO
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