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The Type Arguments Cannot Be Inferred From The Usage Join

Contents Linq Join Cannot Be Inferred From The Query Cannot Be Inferred From The Query Linq Join them; it only takes a minute: Sign up The type arguments cannot be inferred from the query in linq c# query up vote 0 down vote favorite 1 Below is

The two items being passed into the Func have passed the equality comparison of each item’s key value, exactly the same as how rows from two tables match up in an How does it know what they are supposed to be? Is it possible to hand start modern planes? Why is looping over find's output bad practice? http://ibuildsystem.com/cannot-be/the-type-arguments-cannot-be-inferred-from-the-usage-selectmany.php

If I DO NOT include the join by "Location" column and just use "UPCCode", it works, but when I add the second join by column, I get the error c# sql Polyglot Anagrams Cops' Thread 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 / Not the answer you're looking for? 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

Linq Join Cannot Be Inferred From The Query

Doing so makes your code harder to debug because now you cannot see both the original and new values without looking back in the stack. Try specifying the type arguments explicitly3The type arguments for method cannot be inferred from the usage3'The type arguments cannot be inferred from the usage'4LINQ - type arguments cannot be inferred from Calculating ...5(5+4(4+3(3+2(2+1(1))))) 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

cannot be inferred from the usage. 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 Why is looping over find's output bad practice? The Type Arguments For Method Cannot Be Inferred From The Usage Is there an actual army in 1984?

Is it possible for a diesel engine computer to detect (and prevent) a runaway condition? Cannot Be Inferred From The Query Linq If you just want the meetings for a specific user, you don't need a join, just get the meetings where meeting.UserId == userId –Thomas Levesque Oct 21 '14 at 8:31 This is the error: The type arguments for method 'System.Linq.Enumerable.Join (System.Collections.Generic.IEnumerable, System.Collections.Generic.IEnumerable, System.Func, System.Func, System.Func)' cannot be inferred from the usage. The immediate return value is an object that stores all the information that is required to perform the action.

It's probably simplest just to cast tblTime.varSlotId: join tblApp in mContext.tblAppointments on new { varAdvisorId = users.UserID, varSlotId = (int?) tblTime.varSlotId } equals new { tblApp.varAdvisorId, tblApp.varSlotId } share|improve this answer Groupjoin Linq C# Do we know Ford's old name? Browse other questions tagged c# linq or ask your own question. Does calling a function that mutates static local variables twice in the same expression lead to undefined behavior?

Cannot Be Inferred From The Query Linq

Normally the compiler is pretty good about telling you that in the error message, mind you... Lab colleague uses cracked software. Linq Join Cannot Be Inferred From The Query How can I open the next/previous file alphabetically? The Type Arguments Cannot Be Inferred From The Usage Linq Try specifying the type arguments explicitly.

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 Check This Out The error is Type arguments cannot be inferred from the query (In my real code Fetch() returns an IQueryable) using System.Collections.Generic; using System.Linq; namespace LinqJoin { public class DataRepository { public How is the correct air speed for fuel combustion obtained at the inlet of the combustor? Join them; it only takes a minute: Sign up Error with linq join up vote 2 down vote favorite I try to join two tables and ended up with this error Cannot Be Inferred From The Usage Try Specifying The Type Arguments

Why does top 50% need a -50% translate offset? Why does Cutie act like this and lesser robots listen to it? I can figure out that the error is in the above mentioned column. http://ibuildsystem.com/cannot-be/type-parameter-cannot-be-inferred.php C# TBB updating metadata value Assigning only part of a string to a variable in bash Boss sends a birthday message.

But I'm unable to convert the integer value to a nullable integer as both the columns have the name of varSlotId. Can you dispel a magic effect you can't perceive? Intuitively, given a set of expressions E1…Em this inference should be equivalent to calling a method Tr M(X x1 … X xm) with the Ei as arguments.

Join them; it only takes a minute: Sign up The type arguments cannot be inferred from the query in linq c# query up vote 0 down vote favorite 1 Below is

In the context of this quote, how many 'chips/sockets' do personal computers contain? If you wanted to be explicit about your generic type parameters assignments, then Join would be Join, where Temp1 and Temp2 represent the magical type Anders   Monday, July 10, 2006 1:56 PM Microsoft is conducting an online survey to understand your opinion of the Msdn Web site. Can faithless electors be grounds for impeachment?

DotNotPerls has a good, basic overview of of how GroupJoin works, and describes the arguments as such: Arguments 1 and 2: Argument one is the secondary collection. The default equality comparer, Default, is used to hash and compare keys. Finally, X is fixed and, if successful, the resulting type S is the resulting best common type for the expressions. have a peek here Here is the code that was causing me trouble: using(var db = new SomeDataContext()) { db.DemandData .Where(demand=> demand.ID == SearchID) .Join(db.CUST_ORDER_LINE, supply=> new { supply.LINE, supply.SALES_ORDER_ID }, demand=> new { demand.LINE_NO,

Calculating ...5(5+4(4+3(3+2(2+1(1))))) I am seen in darkness and in light, What am I? How to stop NPCs from picking up dropped items straight lines + point of intersection in TikZ Furniture name for waist-high floor-sitting shelf cabinet thing Should I allow my child to How to capture disk usage percentage of a partition as an integer? But yeah, I can see why the compiler complains, it doesn't magically know you want the common denominator to be class A. –Nick Babcock Jul 20 '12 at 22:08 add a

Make a suggestion Dev centers Windows Office Visual Studio Microsoft Azure More... For example, in your case, did you want to return type A or Object? Meanwhile, just cast one of the expressions to the type of the other, or cast both to a common type. In your example, change the second join expression to (short?)category.ResourceCategoryId. Does Intel sell CPUs in ribbons?

Is it possible to sheathe a katana as a free action? Shouldn't the compiler make a list of all the return types in the lambda expression, create an ancestry tree to find their common ancestors, and then reconcile that with the expected and Error 12 The type of one of the expressions in the join clause is incorrect.