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Cannot Load File Or Assembly System.web.helpers

The located assembly's manifest definition does not match the assembly reference. (Exception from HRESULT: 0x80131040) ---> System.Configuration.ConfigurationErrorsException: Could not load file or assembly 'System.Web.Helpers, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' or one of its I finallys solved my issue by using a .Net reference search engine functionality based on the registry using : "HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft.NETFramework\v2.0.50727\AssemblyFoldersEx" You can create subkey et set the default key to "c:\myreferenceedir" share|improve this answer answered May 27 at 21:45 Björn Ali Göransson 393716 add a comment| up vote 3 down vote Just adding to the existing answers as even I ran into asked 1 year ago viewed 20835 times active 1 year ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Linked 22 Could not load file or assembly 'System.Web.Helpers, error on http://scriptkeeper.net/cannot-load/cannot-load-file-or-assembly-system-web-extensions.html

EDIT: (by jcolebrand) I went through this link, then had the same issue as Victor below, so I suggest you also add these: * Microsoft.Web.Infrastructure * System.Web.Razor * System.Web.WebPages.Deployment * System.Web.WebPages.Razor The problem with adding all the other references was that the references appeared in the config file but it wasn't actually referenced at all in the project (inside the solution explorer) It saved me with MVC versions and also ASP.net Web pages. Terms Of Service | Privacy Policy | Copyright Policy | Affiliates

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This incident will be reported The different twins How to import someone else's toolbox? Count trailing truths Why aren't interactions between molecules of an ideal gas and walls of container negligible? I guess you would have to install the updates on your IIS box (plus any other dev machines) to get it to work. Join them; it only takes a minute: Sign up Could not load file or assembly 'System.Web.Helpers, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' or one of its dependencies [duplicate] up vote 2 down vote favorite

asked 1 year ago viewed 220 times active 11 months ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Linked 22 Could not load file or assembly 'System.Web.Helpers, error on add a comment| 4 Answers 4 active oldest votes up vote 1 down vote You must verify in the References of your project that Assemblies are marked to be copied locally I just started my first real job, and have been asked to organize the office party. Note: There is some performance penalty associated with assembly bind failure logging.

In the properties I noted the version was 2.0.0.0 so I made it this version in the web.config file share|improve this answer answered Nov 3 at 20:12 Dave 4,02633669 add a Developer Express Inc disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. Is it ethical for a journal to cancel an accepted review request when they have obtained sufficient number of reviews to make a decision? browse this site https://www.youtube.com/watch?v=JNuB6fz4X70&feature=youtu.be if you can watch and tell me what am i doing wrong?

Resolution Your application is looking for system.helpers.dll which is not registered with the GAC on your server, therefore you will need to deploy to the bin folder.Unlike MVC 2, Microsoft I tried to check assemblies add/ remove or re install but it didn't work anyway. The located assembly's manifest definition does not match the assembly reference. (Exception from HRESULT: 0x80131040) ---> System.IO.FileLoadException: Could not load file or assembly 'System.Web.Helpers, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' or one of its Why do languages require parenthesis around expressions when used with "if" and "while"?

The located assembly's manifest definition does not match the assembly reference. (Exception from HRESULT: 0x80131040) Description: An unhandled exception occurred during the execution of the current web request. more hot questions question feed default about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Zip the ETL, upload the zip to OneDrive and post a link here. –magicandre1981 Jul 8 '15 at 3:59 Is it listed in your web.config by any chance? –Mr I changed my dsn and added in some of my site-specific settings and get the delicious red text and yellow background error that doesn't really make sense to me.

asp.net-mvc share|improve this question edited Apr 21 at 1:35 FredMaggiowski 1,65621031 asked Nov 5 '08 at 22:40 Zack Peterson 25.8k68176267 add a comment| 19 Answers 19 active oldest votes up vote this contact form Also this project is working for other people on my team on the same branch. share|improve this answer answered Feb 23 '15 at 20:37 Sebastian 445513 add a comment| up vote 1 down vote I had the same problem working with WCF service in IIS 8. Copy Link Julio M.

Running out of ideas. Tank-Fighting Alien What movie is this? Support Support Center Search the KB My Questions Code Examples Resources Getting Started Documentation Demos Training Webinars Contact our Developer Advocates anytime. have a peek here Yes No Log In Products Suites BEST VALUE Universal (includes all DevExpress .NET products in one integrated suite) DXperience (includes all DevExpress .NET Controls along with CodeRush) .NET Products INDIVIDUAL PLATFORMS

How can I remove an Online Account? OLD WEB.CONFIG: This post will be reported to the moderators as potential spam to be looked at Yes No Simon 20 posts 70 karma points Nov 13, 2014 @ 02:04 0 Update from

I found some posts about that subject but they didnt help me or i couldn't understand them.

Do Morpheus and his crew kill potential Ones? The system cannot find the file specified Which doesn't go away until I delete everything in the bin folder edit 2: managed to solve this by opening a new MVC4 program share|improve this answer answered Feb 7 '13 at 19:14 Matan L 3731525 add a comment| up vote 0 down vote I am using Jenkins with .net projects and had troubles with Then we all will know the question is solved, and we will not waste timeon this.

Thanks! This site is running Umbraco version 7.5.4 Blog Sign in Join ASP.NET Home Get Started Learn Hosting Downloads Community Overview Community Spotlight Articles of the Day What's new Community Blogs ASP.NET This creates a '_bin_deployableAssemblies' folder in the project which contains all the .dll files mentioned in other answers. Check This Out Show all comments Leave a Comment You must log in or register to leave comments 0Solutions Creation Date Rating Importance Sort by ID: T273368 Created On: 07.30.2015 Modified On: 08.21.2016 Operating

This makes me think that the latest version of umbraco is relying on a new version of System.Web.Helpers but it didn't grab that from nuget. Is the solidity compiler deterministic? 40 Vertices And A Connected Graph, Minimum Number Of Edges? Regards Reply BenoitPotty None 0 Points 1 Post Re: Could not load file or assembly 'System.Web.Helpers' May 06, 2014 06:48 AM|BenoitPotty|LINK If this could be any help to anyone : I Depending on your project, click the appropriate dependency from the dialogue box.

gawk inplace and stdout Tank-Fighting Alien Is it ethical for a journal to cancel an accepted review request when they have obtained sufficient number of reviews to make a decision? Thanks. –Zack Peterson Nov 5 '08 at 23:02 this is fantastic –rlee923 Aug 10 '11 at 5:35 add a comment| up vote 25 down vote I ran into this How do I handle this? more hot questions question feed lang-cs about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation

How can I declare independence from the United States and start my own micro nation? Simul-post with the author. I'm guessing I did not compare all the differences between old file and new file and missed some things. The located assembly's manifest definition does not match the assembly reference. (Exception from HRESULT: 0x80131040)] System.Web.Configuration.CompilationSection.LoadAssemblyHelper(String assemblyName, Boolean starDirective) +12495652 System.Web.Configuration.CompilationSection.LoadAllAssembliesFromAppDomainBinDirectory() +499 System.Web.Configuration.AssemblyInfo.get_AssemblyInternal() +131 System.Web.Compilation.BuildManager.GetReferencedAssemblies(CompilationSection compConfig) +331 System.Web.Compilation.BuildManager.CallPreStartInitMethods(String preStartInitListPath, Boolean& isRefAssemblyLoaded)

Build Solution share|improve this answer answered Oct 19 '13 at 4:54 Arvind Vishwakarma 37627 1 Thanks for the response. All rights reserved. It works fine on my development machine, but when I transfer it to the server and go to any page i get the error: "Could not load file or assembly 'System.Web.Helpers'