Understanding and Resolving “Value cannot be null. Parameter name: source” Errors in Entity Framework When working … Troubleshooting Null Value Errors in Entity FrameworkRead more
entity-framework
Avoiding "There is Already an Open DataReader" Errors in Entity Framework
Understanding and Resolving "There is Already an Open DataReader" Errors This tutorial explains a common error … Avoiding "There is Already an Open DataReader" Errors in Entity FrameworkRead more
Retrieving Inserted Entity IDs with Entity Framework
Entity Framework provides an efficient way to interact with databases, including inserting new entities and retrieving … Retrieving Inserted Entity IDs with Entity FrameworkRead more
Troubleshooting "The Underlying Provider Failed on Open" Errors in SQL Server Connections
Understanding and Resolving SQL Server Connection Errors The "The underlying provider failed on Open" error is … Troubleshooting "The Underlying Provider Failed on Open" Errors in SQL Server ConnectionsRead more
Updating Records with Entity Framework 6
Updating Records with Entity Framework 6 Entity Framework (EF) 6 is a powerful object-relational mapper (ORM) … Updating Records with Entity Framework 6Read more
Troubleshooting Entity Validation Errors in Entity Framework Code-First Approach
Introduction When working with Entity Framework’s code-first approach, a common issue developers encounter is encountering validation … Troubleshooting Entity Validation Errors in Entity Framework Code-First ApproachRead more
Understanding and Working with Identity Columns in SQL Server
In SQL Server, an identity column is a special type of column that automatically generates a … Understanding and Working with Identity Columns in SQL ServerRead more