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Test method AddItemRankTest threw exception: System.ServiceModel.ActionNotSupportedException: The message with Action 'urn:xxx.com:xxx /AddItemRank' cannot be processed at the receiver, due to a ContractFilter mismatch at the EndpointDispatcher. This may be because of either a contract mismatch (mismatched Actions between sender and receiver) or a binding/security mismatch between the sender and the receiver. Check that sender and receiver have the same contract and …

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Should WCF be considered a superset of ASMX web services?

Here are few of the commonly raised questions on WCF over ASMX. Let’s quickly review them: 1) Should WCF be considered a superset of ASMX web services? Ans: WCF in actual "replaces" several communication technologies, including asmx.

LINQ Errors: “The Type arguements for method cannot be inferred from the usage. Try specifying the type arguments explicitly ” & for the data context object “There is no implicit reference conversion from XXX RepositoryContainer(ReportContext) to System.Data.Objects.ObjectContext”.

Day before yesterday, we faced minor problem in compiling our wcf service which is using LINQ for DML operations. It’s continuously yielding in giving the errors like “The Type arguments for method cannot be inferred from the usage. Try specifying the type arguments explicitly ” & for the data context object “There is no implicit reference conversion from XXX RepositoryContainer(ReportContext) to System.Data.Objects.ObjectContext ”.