Aaron Stebner's WebLog

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How to fix some 1935 errors with HRESULT 0x80070005 (access denied) when installing the .NET Framework

How to fix some 1935 errors with HRESULT 0x80070005 (access denied) when installing the .NET Framework

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I was contacted by a customer this week who could not install the .NET Framework 1.1 due to a 1935 error that was not described in my previous blog posts (here and here for example).  The exact error was the following:

MSI (s) (E0:80) [12:44:29:575]: Product: Microsoft .NET Framework 1.1 -- Error 1935.An error occurred during the installation of assembly 'Microsoft.Vsa.Vb.CodeDOMProcessor, Version="7.0.5000.0", PublicKeyToken="b03f5f7f11d50a3a", Culture="neutral", FileVersion="7.10.3052.4"'. Please refer to Help and Support for more information. HRESULT: 0x80070005. assembly interface: IAssemblyCacheItem, function: Commit, component: {7D4B5591-4C80-42BB-B0E5-F2C0CEE02C1A}

As I described here, the HRESULT value 0x80070005 means "access denied".  Typically this happens due to a permission (ACL) problem on one of the directories under \windows\.  But in this case, the customer tried to reset the permissions and re-run setup but got the same error.

I suggested looking at any anti-virus or anti-spyware software because they tend to lock down files and folders to prevent malicious programs from installing themselves, and it is very hard to detect the difference between a trusted setup program and a malicious one.  The customer found that they had the Sophos anti-virus program installed.  They were able to successfully install the .NET Framework 1.1 by stopping the Sophos service (sweepsrv.sys) and then running .NET Framework setup.

Note that in this type of scenario, you should be very careful when stopping anti-virus and anti-spyware software.  What I typically do is the following:

  1. Download the setup package I want to install
  2. Disconnect from the network
  3. Stop anti-virus and anti-spyware software
  4. Install the software I downloaded in step 1
  5. Restart anti-virus and anti-spyware software
  6. Reconnect to the network


  • The Microsoft Indexing Service (cisvc.exe) is another program that will hold on to files. We found this out the "hard" way, too.
    Deciphering specific HRESULT values

    HRESULT 0x80070002 and 0x80070003
    HRESULT 0x80070005...
  • I got the same error code. I have stopped my antivirus service (AntivirusKit 2005) as explained and the installation has finisched without error.

    Thanks for this tip!
  • Thanks for the tip .. simply turning off the anti virus allowed to load on all sorts of programs we had been struggling with
  • Details about the .NET Framework 2.0 setup packaging Available command line switches for .NET Framework

  • Problem: Visual C++ Redistributable install on new install of Vista Utimate OEM

    Current Situation: This is my 2nd install in 5 days.  First install (where the problem appeared) included SP1 and updates.  Therefore on 2nd install, I

    keep it clean with "no" modifications -- no SP1 or updates; no anti-virus or spyware; off network; UAC and Windows Defender off.  I am administrator; I

    Ran As Administrator.

    Following first install, I attempted to load Nero.  It failed requesting Visual C++ Redistributable SP1.  Attempting this install resulted in Error 1935

    HRESULT: 0x8007005.  I've spent days reading through posts on forums and blogs (including Aaron Stebner's WebLog; Vistaheads; MSDN; Windows Vista

    Community) and tried every suggested fix; none have worked.  vcredist_X86 simply will not install.  I've tried things I knew I should attempt and many I

    knew I probably should not -- including reset permission; rename subdirectories (in winsxs containing ATL80.DLL & Assembly dir); deleted subdirectories;

    shut-down processes and services; ran clean and reset routines (subinacl); bypassed Vista (not a good thing to do, btw) using BootCD to accomplish some

    tasks (which lead to 2nd install).

    I've been using this system (same hardware and Vista software) for over a year.  The only hardware modification I've made was installing 2GB addional

    memory a couple months ago.  The system had been working OK until I attempted to install SP1 direct from MS site; it download but failed on install.  It

    was time for me to make changes to my partitioins, so I decided to simply repartition and reformat, do a clean install.  

    I attempted to install (1) vcredist_X86 (2005), then (2) vcredist_X86 (2008); both failed with the same error message (see below).

    I don't remember being required to load vcredist before, however I may have.  Is native Vista really not capable of installing retail software, such as

    Nero without addons?  

    I had been using this same hardware, OS and software for over a year; it had been working.  What changed.  Why does it not work now?  It made no sense

    to me, but the only hardware modification I have made to this system was that I added 2GB memory a couple months ago.  I removed it and tried again.

    I am not an OS guy, but I have worked with OS's since the CP/M days.  I am an IT consultant, focusing on network and business application issues. I have

    no idea what to even try at this point.  I even resorted to removing the additional 2GB memory I had installed, given that it was the only change since

    when I initiall built this system.  

    I sure would appreciate any ideas.


    Before this most recent reinstall - previous post on another forum


    Following a reformat and new install of Vista, the first non-microsoft install I attempted to make was Nero v8.3.2.1, which failed to install

    indicacting it needed Visual C++ Redistributable. From Microsoft site I found two version; the 2005 (which did not include Vista in the list of

    supported OS's) and 2008 (which did). I was on topic at www.vistaheads.com that 2005 works with Vista.

    Both were the standalone install versions.  Attempting to install vcredist_x86.exe and vcredist_x86.msi (2005) both produced the same error in log:


    Error 1935.An error occurred during the installation of assembly 'Microsoft.VC80.ATL,type="win32",version="8.0.5072

    7.762",publicKeyToken="1fc8b3b9a1e18e3b",processor Architecture="x86"'. Please refer to Help and Support for more information. HRESULT: 0x80070005.

    assembly interface: IAssemblyCache, function: CreateAssemblyCacheItem, component: {97F81AF1-0E47-DC99-A01F-C8B3B9A1E18E}

    === Logging stopped: 4/29/2008 10:38:02 ===


    Attempting to install 2007 version produced (extracted from log):


    [04/29/08,10:50:30] MsiInstallProduct called with Command line:

    [04/29/08,10:50:30] USING_EXUIH=1 REBOOT=ReallySuppress FILESINUSETEXT="" LOCPRODUCTNAME="Microsoft Visual C++ 2008 Redistributable"

    [04/29/08,10:50:31] Display message

    [04/29/08,10:50:31] Error 1935.An error occurred during the installation of assembly 'Microsoft.VC90.ATL,version="9.0.21022.8",publicKe

    yToken="1fc8b3b9a1e18e3b",processorArchitecture="x 86",type="win32"'. Please refer to Help and Support for more information. HRESULT: 0x80070005.

    [04/29/08,10:50:34] Entering CNavigator::Next

    [04/29/08,10:50:34] Leaving CNavigator::Next


    A Vistaheads user thought the problem may stem from the ATL80.DLL file contained in subdirectory under C:\Windows\Winsxs, which in my case was:

     x86_microsoft.vc80.atl_1fc8b3b9a1e18e3b_8.0.50727. 42_none_dc990e4797f81af1

    I first attempted to rename/delete this winsxs subdirectectory, but was not successful (even after giving myself permissions).  However I discovered

    during this process that the surrounding subdirectories included SYSTEM and TRUSTEDINSTALLLER, while this this one did not. I added SYSTEM, but could

    not figure out how to add TRUSTEDINSTALLER.

    I had problems installing NetFramework 3.5, but believe it installed properly in the end.  It was suggested that I also install NetFramework 1.1, which

    I did.  Still vcredist_x86 would not install.

    It was suggested that I check to see if there were multiple instances of Mscoree.dll running; I could find none.

    Next, figuring that "if" the problem was with permissions related to the subdirectory containing the ATL80.DLL, I finally used a BootCD and NTSF file

    manager utility to rename the directory, hoping it would be recreated on install of vcredist_X86.  It still would not install. I renamed the

    C:\Windows\Assembly directory.

    I have double checked this forum (and many others) reporting (various error numbers) problems installing vcredist_x86.exe, however they all stop short

    of a solution. I simply want (as an end user) to get this fuctionality (Visual C++ Redistributable) so I can get on to rebuilding my system.  Can anyone

    suggest what I might try. I have several additional programs that will require a solution to this problem.

  • Hi Timmer545 - I'm very sorry for the hassles that this issue has caused for you.  I'm not sure why this access denied error would be happening - I have installed the VC 2005 and 2008 redist on multiple Vista machines without any issues, so it is not something that happens on all systems.

    You should be able to find more information in c:\windows\logs\cbs\cbs.log about this error.  Hopefully there will be some information in there about the exact file, folder or registry value that these installers are not able to access.

    It might also help to try to use a tool like Process Monitor (http://technet.microsoft.com/en-us/sysinternals/bb896645.aspx) to try to narrow down what the source of the access denied error is as well.

    Finally, you may want to try to contact the Windows Vista SP1 support team at http://support.microsoft.com/oas/default.aspx?ln=en-us&prid=11274&gprid=500921.  They are offering free support for SP1 installation issues, and it might help resolve this access denied error if you can narrow down the root cause of the Vista SP1 installation issue you ran into.

  • When I am attempting to investigate a setup-related failure, I typically end up looking at verbose log

  • Hi Aaron,

    Just found out about your very helpful blog whil surfing on the net for some useful info.

    I've been having recurring problems with my mediacenter 2005 edition.First my tv-guide wouldn't load anymore, which isn't a big deal,but  now I'm even unable to use live tv and recordings.

    According to some info I've found it would be a prob with the codec being in conflict with my NET Framework version 1.1. and the windows mediacenter 2005 rollup 2 update.Anyway I was adviced to un -and reinstall my codec which didn't work.Then they adviced me to un/reinstall the NET Frameworks on my PC(1.1,2,3...).I did but I'm not able to reinstall NET 1.1 redistributable and service pack and got the 1935 error.I tried all the steps on microsoft website with manual un/reinstallation of the NET Frameworks and with the clean up tool,but without succes.

    I'm pretty close to being a pc illiterate when it comes to these technical matters and although I'm the info you posted here is almost 100% sure to work,it's a bit too technical for me.If you could find a free minute,would you be willing to guide me through the process of fixing this error please?I read something about the 'Windows Installer verbose log' and 'the log file location' to diagnose the cause of a 1935 error.Can you tell me where exactly I can find these two?

    Thx in advance and sorry for the hassle.

    Grtz, Serge

  • Hi Saturn - There are a lot of possible causes for 1935 errors during .NET Framework setup.  I'd suggest first trying to use the steps listed at http://blogs.msdn.com/astebner/archive/2008/03/07/8108332.aspx to manually remove and then re-install the .NET Framework 1.1 and 1.1 SP1 (and 2.0 or higher if you choose to) and see if that helps resolve this issue.

    If that doesn't help, there is also information in that blog post about where to find log files from .NET Framework setup to help narrow down the cause further.

    Hopefully this helps.

  • Hello astebner,

    I have similar problems, i've been trying to install .net framework 3.0 and 3.5 for months and still get the same installation error.

    This is what I could find in the event viewer:

    Product: Microsoft .NET Framework 3.0 Service Pack 1 -- Error 1935.An error occured during the installation of assembly component {D393CEF7-7C78-4B01-A0D9-B20FAA0F0E34}. HRESULT: 0x80070017. assembly interface: IAssemblyCacheItem, function: Commit, assembly name: UIAutomationClientsideProviders,Version="",Culture="neutral",PublicKeyToken="31bf3856ad364e35",ProcessorArchitecture="MSIL",FileVersion="3.0.6920.1109"

    I would appreciate any help you could offer.


  • Hi Stolkl - The error message that you are getting has a different HRESULT value than the one listed in this blog post.  You are getting 0x80070017, which means that there is a cyclic redundancy check (CRC) error.  This typically means that the file has been corrupted somehow.

    This could be caused by the file in your setup package being corrupted/damaged somehow, so you may want to try to re-download the .NET Framework 3.0 or 3.5 installation package to see if that helps resolve this issue.

    It could also mean that there is something wrong with your hard drive.  It might help to try running the chkdsk.exe tool to see if it reports any issues on your system.

    Hopefully one of these helps.

  • Thanks a lot for your answers astebner, I will try so.

    I have been trying to install .net fw 3.0 and 3.5 for several month but I haven't succeded yet...

    I will keep posting, if possible, any news I find.

    Thanks again.

  • astebner,

    I just ran chkdsk.exe and it seems that there are some errors in the hard drive; here are the results:


    The type of the file system is NTFS.

    WARNING!  F parameter not specified.

    Running CHKDSK in read-only mode.

    CHKDSK is verifying files (stage 1 of 3)...

    File record segment 25556 is unreadable.

    File record segment 25557 is unreadable.

    File record segment 25558 is unreadable.

    File record segment 25559 is unreadable.

    File verification completed.

    Errors found.  CHKDSK cannot continue in read-only mode.

    What could I do to solve these problems?

    Thanks again,


  • Hi Stolkl - I don't have a ton of experience with ChkDsk, but when I ran chkdsk.exe /? on my system, it shows that there is a /f switch that allows you to attempt to fix any problems that it finds, and a /r switch that allows you to fix and attempt to recover the data on any bad sectors.  I'd suggest trying one of those options to see if it helps here.

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