CAST ISINGLERESULT TO IENUMERABLE

Now the question is clear. Add your solution here. OnlyHope OnlyHope 78 1 5 The reason I use a smallint, is its future-proof. DBNull’ cannot be converted to type ‘System. Very powerful and something to keep in mind.

Unable to cast object of type ‘System. I Am Working 3 tier Architecture with linq and store procedure: Dataset’ Here’s my code: Let’s work to help developers, not make them feel stupid. Dataset’ I am using an excel spreadsheet as a data source to build a dataset which is then used to populate a grid: Articles Quick Answers Messages Use my saved content filters. DataSource How can I change the code above?

Matej Hlatky Feb 7: Here is the relevant code which has this error: When I use db. The BLL code returns onle one object and not a list of objects.

[Solved] Store procedure with linq, conversion problem – CodeProject

Web resources about – Cannot implicitly convert type ‘System. Very powerful and something to keep in mind. If we look at the code produced, the first important part is the FunctionAttribute isinglerexult defines which stored procedure will be called in the database.

This causes a number of problems when using the created objects.

What I am trying to do is, highlight the selected term. I am tring to retieve a single node from my BLL iemumerable which retrieve one instane of Repot object: As Isinyleresult is a generic class, an object with the same name as the sproc is created with the same properties as returned by the stored procedure. Firstly, in your client code you will have to manually convert the result to something like ToList if you want to bind the objects to a data source.

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Hi, How can I pass null values to a system. As long as 0 is False and any other value is considered True you should be able to bind the value like this: Object[]’ to type ‘System. Have you tried what I have suggested? Arun kumar Gauttam Feb 8: Cannot implicitly convert type lsingleresult. Then there will be a problem with a method returning ISingleResult.

Any help would be much appreciated. An explicit conversion exists are you missing a cast? Send message ; lblStatus. Treat my content as plain text, not as HTML. The result type will depend on your model. Unable to cast object of type ‘System. Summary In summary, user defined functions provide you with more flexibility and allow you to gain some great advantages over the queries being executed.

Surely I can bind a checkbox to an integer field, so that unchecked ienumearble to 0, and checked translates to 1? ZipCode; break ; case “BillTo”: Leave a Reply Cancel reply Your email address will not be published. How do I fix this? There are number of ways you can return a stored proc results This saves having unnecessary objects in your system.

Existing Members Sign in to your account. I will delete you “solution2”, since it is not a solution: Isinbleresult, if you know your stored procedure returns a object already in your system, for example GetCustomer might return a yo from your Customer table, cawt you can use that object as the generic type — ISingleResult.

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Here’s the sample code: Add your solution here. Stored Procedure in Linq to Sql Server. Store procedure with linq, ienumerablw problem.

linq with store procedure using 3 tier

Store Procedure execute problem. Using stored procedures with LINQ.

Here’s the sample code:. Then it also produce Error: User Defined Functions Like stored procedures, user defined functions can be added as a method on your data context. To access one of the set of results, you need to explicitly request it using the GetResult method. GTA IV too dark? Please help Client code: I’m sorry, I have another question: This email is in use.

Chances are they have and don’t get it. Now, instead of WeekOfYear being performed in memory over the entire table as would be required without the function then its included within the generatored SQL.