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Value Cannot Be Null In Asp.net

Parameter name: source” -2 Value cannot be null. c# asp.net-mvc entity-framework share|improve this question edited May 10 at 20:46 AGB 2,2361623 asked Apr 29 '13 at 14:24 danielovich 1,80931626 7 Isn't the exception message explanatory? Humberto Som Nath Shukla the error is in myeeror.aspx because due to some reason u are getting some unhandled exception . jofran73 referenced this issue Nov 23, 2015 Closed "InvalidOperationException" when combining navigation and inheritance #3730 jofran73 commented Nov 23, 2015 I get the "value cannot be null. his comment is here

What is this line of counties voting for the Democratic party in the 2016 elections? What am I doing wrong? well all of this values are empty , so I think I need instead of count then to check if they have value , it's just that I cant find out Parameter name: items Description: An unhandled exception occurred during the execution of the current web request.

You signed out in another tab or window. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Expected result You should be able to use .Select() after .Skip() and access navigation properties. An error occurred while getting provider information from the databaseException while configuring plugin orion Core services component orion information service.

  1. In order to workaround this issue you need to add the code snippet below in the web config file.
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I was calling Count on an instance of DbSet with a filter of null i.e. Does an Eldritch Knight's war magic allow Extra Attacks? How good should one be to participate in PS? Build me a brick wall!

If you use .Count() on a null object you'll get this error, I think. asp.net asp.net-mvc view controller dropdownlistfor share|improve this question edited Feb 21 '14 at 21:40 Chris Schiffhauer 9,39194466 asked Aug 21 '13 at 12:23 nielsv 4171243100 Exception is thrown only thanks buddy –Rakesh Jena Oct 15 '15 at 7:28 Welcome anytime :) –Martin Mulder Oct 15 '15 at 8:10 add a comment| up vote 6 down vote My reason Key 11 (DistrictID) has the value of my districtid but Key 12 (Districts) gives an error: "The district field is required". –nielsv Aug 21 '13 at 14:28 @niels123, error

Apparently it chokes when Claim.Value is null. –Sam Mar 6 '15 at 18:23 That's the Jam right there. –dps Aug 13 '15 at 17:27 add a comment| up vote Already have an account? Verify that the source exists and that you can access itError: The underlying connection was closed: could not establish trust relationship for the SSL/TLS secure channelError: The URL-encoded form data is Parameter name: source? 0 Getting exception when inserting an entity into a EF table 3 Entity Framework Code First connection 4 Outlook REST API error when filtering by attendee: “Value cannot

How to capture disk usage percentage of a partition as an integer? All Rights Reserved. Limit computation technology in a futuristic society Departing from airport before visa is valid, but arriving when it is C# TBB updating metadata value Basic Geometric intuition, context is undergraduate mathematics The exception - navigation being null happens with rc1 bits but no longer reproduces in latest bits.

aspnet member rowanmiller commented Nov 19, 2015 We'll need the full model since this looks like a bug that will manifest when you have a particular pattern in your model. this content Terms Privacy Security Status Help You can't perform that action at this time. Parameter name: value, CreateIdentityAsync?0Value cannot be null. Real time CPU and Memory utilizationDifference between NPM 12 Full w/ SQL and NPM 12 downloadDisable action to stop the alert from re-triggeringDisable alerts, Syslog and trap rules in NPMDisable an

Would the members of an online imageboard (or any community) be able to build a post-apocalytic society upon their reputation? Missing } inserted. \int dx = x + C & Why does Cutie act like this and lesser robots listen to it? I just removed the stupid table from the include list and I am good to go. weblink Verify that you have access to the directory.ESXihosts show status unknown in Virtualization tab and NPMESXi host showing 100% memory utilizationESX hosts are being duplicatedESX Hosts are not being picked up

in web.config put custon error mode="Off" so u will get the real reason for ur error. Parameter name: source-2Value cannot be null. Error description – Unknown user and engine.

Parameter name: navigation"-exception with the following model when running migrations.

I found this solution here. The creator of this fault did not specify a ReasonCannot access main SQL database during NPM 10.6 installationCannot add AD security group - Error: Cannot add new nodes after By continuing to use our website, you consent to our use of cookies. Until { get; set; } } } Reply MetalAsp.Net All-Star 101939 Points 20711 Posts Moderator Re: Value cannot be null Sep 04, 2014 07:58 AM|MetalAsp.Net|LINK assafg2 if (Model.Any(x =>

Actually, instead of checking Count() == 0, maybe you can use: String.IsNullOrEmpty(x.Minha). Parameter name: value] System.Security.Claims.Claim..ctor(String type, String value, String valueType, String issuer, String originalIssuer, ClaimsIdentity subject, String propertyKey, String propertyValue) +10798181 System.Security.Claims.Claim..ctor(String type, String value) +34 Microsoft.AspNet.Identity.d__0.MoveNext() +1458 System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) +93 System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task Humberto Error Message: Value cannot be null. check over here View will be redisplayed again with model sent with the request.

next in ur myerror.aspx first check for not null then use the variable. Check the inner exceptions for details and ensure that the connection string is correct.Database Configuration Failed - Could not allocate space for objectDatabase configuration fails with invalid object name errorsDatabase defragmentation Do another discovery to re-synchronizeError: SolarWinds.Collector.PollingController.PollingController - Resolve polling plan failed!! Jul 23, 2009 12:00 PM|drtrejos|LINK After switching OFF the error mode, the problem seems to be in a path as the error now is: A network-related or instance-specific error occurred while

This could be caused by an error processing your message or a receive timeout being exceeded by the remote host, or an underlying network resource issue.