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Cannot Serialize Interface System Collections Generic Ilist Web Service

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Free Webcasts Changing the Profitability Equation for Custom Application Development Best Practices for Building Exceptional Mobile Apps! DataContractSerializer does not support interfaces in general, Try converting the ICollection to List. Consider:   Code Snippet public class AList : IList { // ... Please review the stack trace for more information about the error and where it originated in the code. check over here

This is one of those areas where Microsoft compromised good design in favor of making an easy out of the box experience for developers who want to think of XML Web Try our newsletter Sign up for our newsletter and get our top new questions delivered to your inbox (see an example). I would go with both options - configurable defaults in the context options, with the basic collection already configured + ability to override concrete type on a per-property basis using attributes. Here's the _someType class: [Serializable] public sealed class _someType { private readonly String _key; private readonly String _desc; private readonly Boolean _isActive; public _someType(string key, string desc, bool isActive) { this._key anchor

Cannot Serialize Member Of Type System.collections.generic.icollection Because It Is An Interface

Is it anti-pattern if a class property creates and returns a new instance of a class? Converting the weight of a potato into a letter grade Is Area of a circle always irrational Who plays Penk in ‘Tsunkatse’? yfakariya closed this Oct 8, 2013 Sign up for free to join this conversation on GitHub. Any suggestions?

I'll switch that extension method's definition over to using ICollection. I have...SivaYan, I had the same kind of issue but not as you....Robert Schmidt-CisternasThanks - I'll give it a shot!Yan CuiThat was one of the things we had to change, I Declaring your method as returning IReadOnlyList does have the advantage of being more obvious than IEnumerable in communicating that your collection is read-only, though. Cannot Serialize Member Because It Is An Interface Icollection Close this Advertisement Skip to content Ignore Learn more Please note that GitHub no longer supports old versions of Firefox.

Does it make sense? Now the problem is seeing that web method output in a win form. How can a collection (System.Collections.Generic.IList) of some custom type be serialized in a web service using .NET 2.0? https://social.msdn.microsoft.com/Forums/en-US/8cb7b9c0-03b3-4af9-9762-d7e2654f7c17/how-to-serialize-systemcollectionsgenericilist?forum=asmxandxml Learning resources Microsoft Virtual Academy Channel 9 MSDN Magazine Community Forums Blogs Codeplex Support Self support Programs BizSpark (for startups) Microsoft Imagine (for students) United States (English) Newsletter Privacy & cookies

If the implementation mattered at all, it would be completely lost. Cannot Serialize Member Web Service If this doesn't helps could you please send me a sample project so I can inspect it and help you? Post your question and get tips & solutions from a community of 418,774 IT Pros & Developers. Xml « Develope note() http://www.maltercorp.com Mike Malter Thank you very much for this post.

Cannot Serialize Member Because It Is An Interface Entity Framework

Go here to read more: http://msdn.microsoft.com/msdnmag/is...s/default.aspx JEB "RandomEngineer" wrote: So here's the challenge... https://forums.asp.net/t/1782688.aspx?Cannot+serialize+member+xxx+of+type+System+Collections+Generic+ICollection+1+xxx+xxx+Version+1+0+0+0+Culture+neutral+PublicKeyToken+null+because+it+is+an+interface+ Problems? Cannot Serialize Member Of Type System.collections.generic.icollection Because It Is An Interface What’s New in InstallShield 2016 Rapidly Rolling Forward During Production Failure > More Webcasts Sponsored Links: Contact UsAdvertiseEventsPrint Issues OnlineFree NewslettersSite MapReprintsList Rental ApplicationDevelopmentTrendsAWSInsider.netEnterpriseSystemsMCPmag.comRedmond RedmondChannelPartnerVirtualizationReview © 1996-2016 1105 Media, Inc. Cannot Serialize Member Of Type Because It Is An Interface My class would now look like this: [DataContract] public class MyClass { // need a parameterless constructor for serialization public MyClass() { MyDictionary = new Dictionary(); } [DataMember] public Dictionary

Here's a webcast about controlling xml serialization: http://www.microsoft.com/uk/msdn/nuggets/nugget/96/Using-custom-serialization-with-ASMX-V20-Web-Services.aspx This is another useful link in case you run into the trouble: forum where you may find answers related to xml serialization in check my blog Consider using a DataContractResolver or add any types not known statically to the list of known types – for example, by using the KnownTypeAttribute attribute or by adding them to the When I do, "XmlSerializer serializer = new XmlSerializer(kevinObject)" where kevinObject is an object with the attribute, [DataContract]. Close Cannot Serialize Interface System.collections.generic.ienumerable Web Service

Connect with top rated Experts 26 Experts available now in Live! Why are password boxes always blanked out when other sensitive data isn't? Then return order list.")] public List CheckOrdered(long User) { return Transactions.Orders.GetOrdersList(User); } but i get this error message. this content Reload to refresh your session.

Is there a way to include an Interface that's marked [DataContract]? –Kevin Meredith Jan 18 '12 at 15:08 This will help : theburningmonk.com/2010/05/… –d p Nov 3 at 4:58 Serialize An Interface C# Are you not happy with reality? –leppie Nov 4 '10 at 5:16 I think the problem is with the property/field, not with the item in it. –Jeffrey Hantin Nov Android Rename and move Database and log to new volume in Exchange 2013/2016 Video by: Alan This video discusses moving either the default database or any database to a new volume.

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UI for ASP.NET AJAX Resources Buy Try Feed for this thread 2 posts, 0 answers Kushan Shah 15 posts Member since: Jul 2006 Posted 30 Dec 2010 Link to this post Saturday, May 17, 2008 7:45 PM Moderator 0 Sign in to vote If the job of the serializer was to just serialize and deserialize, then it would have a problem with All I want the serializer to do is to add items to the collection, not create the collection first, so why should the serializer care what about implementation details of the C# Serialize Ienumerable Add the [Serializable] attribute before your class, http://msdn.microsoft.com/en-us/library/system.serializableattribute%28VS.71%29.aspx 0 Featured Post What Security Threats Are You Missing?

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In kevinObject, there's a field, named "INewObject" because there are multiple implementations of INewObject. The result that is returned has the correct number of rows but, each row is filled with null (i.e. References: XML Serializable Generic Dictionary Tweet .Net, C#, Programming, Tips Share story Yan Cui WCF – Improve performance with greater concurrency Casting boxed value types in C# This is different from non-collections, but that's why there is a completely different property standard for lists than for atomic properties.

This helped me serialize an object not serializable with standard xml serializer. In my DataStructure class, I also added a new implementation of ToString() so I could compare the two. You signed in with another tab or window. I have the followin error: Exception Details: System.NotSupportedException: Cannot serialize member HannaPrintsDataAccess.Customer.CustomerAddresses of type System.Collections.Generic.IList`1[[HannaPrintsDataAccess.CustomerAddress, HannaPrintsDataAccess, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null]] because it is an interface.

You signed out in another tab or window. How to be Recommended to be a Sitecore MVP Is it ethical for a journal to cancel an accepted review request when they have obtained sufficient number of reviews to make Why should it even know what a collection is? I have two options to implement your idea, which one is preferred do you think?: 1) Register default implementation to SerializationRepository, and ALL serializers refer them. 2) Annotate individual properties with

For everything else (which just leaves read-only collections) use IReadOnlyList; if IReadOnlyList isn't available, use IEnumerable. For the basic pre-set collections I would support IList, IList<>, IDictionary, IDictionary<>. A side note - you should make sure the user can specify generic classes without arguments, i.e so that one can register a custom handler for IList<> rather than IList. The solution will be to implement IXmlSerializable interface in Asset class and provide your own implementation for serializing to/from XML.