The type or namespace name 'Entity' does not exist in the namespace 'System.Data'

The type or namespace name 'Entity' does not exist in the namespace 'System.Data'

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Attaching and detaching entities from context correctly in EF4.1

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Get Record ID in Entity Framework after insert

asp.net entity-framework-4.1 detailsview

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Atomic Increment with Entity Framework

c# asp.net mysql entity-framework entity-framework-4.1

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Entity Framework 4.2, Unable to set Identity Insert ON

c# asp.net asp.net-mvc ado.net entity-framework-4.1

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How to delete a record with a foreign key constraint?

c# asp.net asp.net-mvc entity-framework entity-framework-4.1

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Deploying database changes with EF 4.1

asp.net entity-framework-4 code-first entity-framework-4.1

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Using EF4 Code First: How can I change the Model without losing data

asp.net database code-first entity-framework-4.1

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