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Windows Cannot Impersonate The User The Handle Is Invalid

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Execute the 'UserImpersonator.Open' method to open the user context, execute your user-specific code, and then execute the 'UserImpersonator.Close' method to finalize the operation. less than thorough. That should completely reset all of the account variables. It's easy!

impersonatedUser.Undo(); Free the userHandle with a call to another windows function. [DllImport("kernel32.dll", CharSet = CharSet.Auto)] public extern static bool CloseHandle(IntPtr handle); Better examples can be found on the MS .NET documentation After some general trial and error, for my application, the corrected code follows. Hence I backups 6 mailboxes concurrently...You define the min - max - devices on the backup/destination tab.Regarding the streaming from disk to tape part... Error: (10/15/2016 06:48:39 PM) (Source: Service Control Manager) (User: ) Description: Timeout (30000 milliseconds) waiting for the Google Update Service (gupdate) service to connect.

Do EU residents need visa to travel to USA? Please re-enable javascript to access full functionality. c# user impersonation share|improve this question edited Aug 8 '14 at 17:04 asked Aug 5 '14 at 17:32 DigitalJedi805 6151929 add a comment| 1 Answer 1 active oldest votes up vote From the list of templates (if you do not see any .inf templates, browse to %windir%\security\templates) select "setup security.inf" and click "Open"10.

Error: (10/14/2016 06:49:00 AM) (Source: Userenv) (User: NT AUTHORITY) Description: Windows cannot impersonate the user. (The handle is invalid. ). These 2 servers are combined with our SAN via Fibre Channel. 1>How do you usually apply patches on the Client Agent? 2>I will be observing it closely when I get a The system returned: (22) Invalid argument The remote host or network may be down. If you downloaded the installer, simply double-click on it and follow the prompts until installation is complete.

It looks something like this: protected virtual void MirrorChanges() { if (this.Source == null) throw new InvalidOperationException(); else if (!this.Source.Exists) throw new InvalidOperationException(); else { if( this.SourceImpersonator != null ) if(!this.SourceImpersonator.Open()) Much of this was taken from some other examples found about the internet, but here we go: public class UserImpersonator { public Boolean Open() { // Actively researching why the 'DuplicateToken' Cable Modem + Switch = Multiple DHCP IPs? [ComcastXFINITY] by Samir260. It is likely some security setting that is non-standard that is causing this, but it would help for you to do an analysis against the default template to see what is

The reason being that unlike most of the other OLE providers you can't provide login details with the connection string when trying to connect to Exchange with the ExOLEDB provider. check this link right here now I will give it a try. 0 Kudos Reply conyjorge Frequent Advisor Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight Print Email to a Friend Report Inappropriate Content Error: (10/14/2016 08:20:00 AM) (Source: Userenv) (User: NT AUTHORITY) Description: Windows cannot impersonate the user. (The handle is invalid. ). Type in a name for the new database you are creating (can be anything), then click "Open"9.

Back to top #4 hamluis hamluis Moderator Moderator 51,493 posts ONLINE Gender:Male Location:Killeen, TX Local time:12:01 PM Posted 15 October 2016 - 07:22 PM You seem to have a number check over here Solved! Sign in here. Please help, Thanks!

Error code 1646. Thank you Win 10 [Microsoft] by David3941393. Group Policy processing aborted. CRTC ruling and its effects in rural canada [TekSavvy] by ddonais248.

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Mine will refuse passwords sometimes and the only way to fix it is to reboot the machine. #2 graysky, Aug 5, 2007 (You must log in or sign up to What is plausible biology of ocean-dwelling, tool-using, intelligent creatures? You will now be asked where you want to save the file. What do I do?

Does anyone know what this impersonate error is about?maybe you could have taken one more step and done a 'full google' scan 0 Share this post Link to post Share on Consider upgrading your windows... I must admit, after looking through the various sections, I really don't see any major differences. 0 Share this post Link to post Share on other sites rajesh_vellore    0 0 weblink Therefore the ExOLE provider will not do any impersonation for you, it will always run under who ever is executing your application code.

I am running WinXP Pro SP2, NOD32, SpySweeper, and Comodo.I am attaching a print screen image as well.Any help greatly appreciated. Firstly make use of the windows LogonUser() function in advapi32.dll. I did some research and do note that // there is a 'SECURITY_IMPERSONATION_LEVEL' variable in this method; but that strikes me as // rather perplexing if this method's action is to Group Policy processing aborted.

Error: (10/14/2016 05:18:00 AM) (Source: Userenv) (User: NT AUTHORITY) Description: Windows cannot impersonate the user. (The handle is invalid. ). Edited July 6, 2009 by rajesh_vellore 0 Share this post Link to post Share on other sites Create an account or sign in to comment You need to be a member Drexel University Controversy Latest: Moonbeam, Dec 28, 2016 at 1:01 PM Politics and News Reflection or refraction? DllImport("advapi32.dll", SetLastError = true)] private static extern bool LogonUser(string lpszUsername, string lpszDomain, string lpszPassword, int dwLogonType, int dwLogonProvider, ref IntPtr phToken); [DllImport("kernel32.dll", CharSet = CharSet.Auto)] private unsafe static extern int FormatMessage(int

For more information, see Help and Support Center at History : Iíve reimaged the OS to try to resolve this, and appears not to happen until I load all my Paul J. Click "OK" when prompted to create an Error log file pathThis will analyze your system against the .inf file that was applied when the OS was first installed, showing you the does your machine have problems letting users login/out as a result?

Error: (10/15/2016 06:49:27 PM) (Source: Service Control Manager) (User: ) Description: The HTTP SSL service failed to start due to the following error: %%1053 = The service did not respond to Before the code dump, it would be remiss of me to not note the potential implementations of this code. 1. Other benefits of registering an account are subscribing to topics and forums, creating a blog, and having no ads shown anywhere on the site. Back to top #8 rachus rachus Junior TEG Forum Member Members 5 posts Posted 24 November 2006 - 12:16 PM Have you run any anti-virus and /or adware, spyware apps...I saw

By nature, these methods refer directly to the method that was stored at construction, or set at a later time. 2. Microsoft Admits It Went Too Far [Microsoft] by Cartel410. returnValue) throw new Exception("Invalid Username"); WindowsIdentity newId = new WindowsIdentity(userHandle); WindowsImpersonationContext impersonatedUser = newId.Impersonate(); You would probably wrap all this code, along with some additional verification code into a function called phone numbers and passwords i forget real easy 0 Back to top #3 VA(s)T VA(s)T Senior TEG Forum Member Members 3,131 posts Location:The Netherlands Interests:Huh?

This message can appear when the machine is in use or when idle.